In pictures - the best from Monte Carlo

Cristiano Ronaldo (POR) at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Cara Delevingne (GBR) Model at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Christiano Ronaldo (POR) Footballer, Fernando Alonso (ESP) McLaren, Cara Delevingne (GBR) Model and Jenson Button (GBR) McLaren at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Cara Delevingne (GBR) Model in the McLaren MP4-30 at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Hello kitty with the Sergio Perez (MEX) Force India and Nico Hulkenberg (GER) Force India F1 at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Jessica Michibata (JPN) Wife of Jenson Button (GBR) McLaren at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber and Jenson Button (GBR) McLaren on the drivers parade at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams and Kimi Raikkonen (FIN) Ferrari on the drivers parade at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 leads at the start of the race at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Chequered flag for race winner Nico Rosberg (GER) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Race winner Nico Rosberg (GER) Mercedes AMG F1 celebrates on the podium with the trophy at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari celebrates second place at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari, Nico Rosberg (GER) Mercedes AMG F1 and Lewis Hamilton (GBR) Mercedes AMG F1 on the podium at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Race winner Nico Rosberg (GER) Mercedes AMG F1 celebrates in parc ferme at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 leads at the start of the race at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

(L to R): Sebastian Vettel (GER) Ferrari, Nico Rosberg (GER) Mercedes AMG F1 and Lewis Hamilton (GBR) Mercedes AMG F1 in the Press Conference at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari celebrates in parc ferme with the champagne at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Cara Delevingne (GBR) Model on the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 celebrates with the team at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Race winner Nico Rosberg (GER) Mercedes AMG F1 celebrates with the team at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari celebrates by kissing the trophy on the podium at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Race winner Nico Rosberg (GER) Mercedes AMG F1 W06 celebrates at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Second placed Sebastian Vettel (GER) Ferrari and Maurizio Arrivabene (ITA) Ferrari Team Principal celebrate at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Michael Fassbender (GER) Hollywood Actor with his girlfriend Alicia Vikander on the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Ron Dennis (GBR) McLaren Executive Chairman and Guy Liberte (CDN) Cirque de Soleil on the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India on the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Fans on boat at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Pastor Maldonado (VEN) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Fans and boats at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Kendall Jenner (USA), Gigi Hadid (USA), Bella Hadid (USA) and Hailey Baldwin (USA) on the grid at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 on the driver parade at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari SF15-T at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 with Kendall Jenner (USA) and Gigi Hadid (USA) at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Chequered flag for race winner Nico Rosberg (GER) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 after the podium as Nico Rosberg (GER) Mercedes AMG F1 talks with Martin Brundle (GBR) Sky TV at Formula One World Championship, Rd6, Monaco Grand Prix Race, Monte-Carlo, Monaco, Sunday 24 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Roberto Merhi (ESP) Marussia at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Kevin Magnussen (DEN) McLaren Test and Reserve Driver at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Felipe Massa (BRA) Williams at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber and His Majesty The King Carl XVI Gustaf of Sweden at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Max Verstappen (NDL) Scuderia Toro Rosso STR10 spins and hits the barrier in FP3 at Formula One World Championship, Rd6, Monaco Grand Prix, FP3 , Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Max Verstappen (NDL) Scuderia Toro Rosso STR10 hit the barrier in FP3 at Formula One World Championship, Rd6, Monaco Grand Prix, FP3 , Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Max Verstappen (NDL) Scuderia Toro Rosso STR10 hit the barrier in FP3 at Formula One World Championship, Rd6, Monaco Grand Prix, FP3 , Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

The car of Kimi Raikkonen (FIN) Ferrari SF15-T is recovered at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Nico Hulkenberg (GER) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Daniel Ricciardo (AUS) Red Bull Racing RB11 reflected in a firemans helmet at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber C34 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Romain Grosjean (FRA) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Red Flag at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Jenson Button (GBR) McLaren MP4-30 and Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Felipe Massa (BRA) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Carmen Jorda (ESP) Lotus F1 Development Driver at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Boats at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

(L to R): Nico Rosberg (GER) Mercedes AMG F1 pole sitter Lewis Hamilton (GBR) Mercedes AMG F1 and Sebastian Vettel (GER) Ferrari celebrate in parc ferme at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 celebrates in parc ferme at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 celebrates pole position in Parc Ferme at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 celebrates at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Roberto Merhi (ESP) Marussia at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 and Max Verstappen (NDL) Scuderia Toro Rosso on the weighing scales in parc ferme at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Carlos Sainz (ESP) Scuderia Toro Rosso and Daniil Kyvat (RUS) Red Bull Racing in parc ferme at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 and Sebastian Vettel (GER) Ferrari celebrate in parc ferme with Lewis Hamilton (GBR) Mercedes AMG F1 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 and Lewis Hamilton (GBR) Mercedes AMG F1 at the Qualifying Press Conference at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari at the Qualifying Press Conference at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Pole sitter Lewis Hamilton (GBR) Mercedes AMG F1 and Sebastian Vettel (GER) Ferrari at the Qualifying Press Conference at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber C34 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Daniel Ricciardo (AUS) Red Bull Racing RB11 sparks at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Ron Dennis (GBR) McLaren Executive Chairman and Christian Horner (GBR) Red Bull Racing Team Principal at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Jenson Button (GBR) McLaren MP4-30 at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Tom Kristensen (DEN) FIA Steward with his son at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Daniil Kyvat (RUS) Red Bull Racing at Formula One World Championship, Rd6, Monaco Grand Prix Qualifying, Monte-Carlo, Monaco, Saturday 23 May 2015. © Sutton Motorsport Images

Romain Grosjean (FRA) Lotus F1 at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Daniil Kyvat (RUS) Red Bull Racing at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Kimi Raikkonen (FIN) Ferrari at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India poses for a selfie with the fans Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Fernando Alonso (ESP) McLaren signs autographs for the fans at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 signs autographs for the fans at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

HSH Prince Albert of Monaco (MON). and Neuschwansteiner Ambassador H.R.H. Prince Leopold of Bavaria at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

(L to R): nfp, Esteban Gutierrez (MEX) Ferrari Test and Reserve Driver, Adrian Sutil (GER) Williams Reserve Driver, Marcus Ericsson (SWE) Sauber, Roberto Merhi (ESP) Marussia, Victoria Silvstedt, Marcus Ericsson (SWE) Sauber, Will Stevens (GBR) Marussia and Daniil Kyvat (RUS) Red Bull Racing at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Nico Hulkenberg (GER) Force India F1 with Starlight Childrens Foundation guest at Formula One World Championship, Rd6, Monaco Grand Prix, Monte-Carlo, Monaco, Friday 22 May 2015. © Sutton Motorsport Images

Toto Wolff (AUT) Mercedes AMG F1 Director of Motorsport and guests at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Victoria Silvstedt at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Eddie Irvine (IRL) and Liam Cunningham (IRL) at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Natalie Pinkham (GBR) Sky TV and Emilia Pikkarainen (FIN) and guests at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

(L to R): Nico Hulkenberg (GER) Force India F1, Felipe Nasr (BRA) Sauber, Marcus Ericsson (SWE) Sauber, Daniil Kyvat (RUS) Red Bull Racing, Roberto Merhi (ESP) Marussia, Will Stevens (GBR) Marussia and Esteban Gutierrez (MEX) Ferrari Test and Reserve Driver at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Roberto Merhi (ESP) Marussia, Esteban Gutierrez (MEX) Ferrari Test and Reserve Driver at Amber Lounge Fashion Show, Le Meridien Beach Plaza, Monte Carlo, Monaco, 22 May 2015. © Sutton Motorsport Images

Romain Grosjean (FRA) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Roberto Merhi (ESP) Marussia at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Hulkenberg (GER) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari SF15-T at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber C34 locks up at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Action at La Rascasse at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Adrian Newey (GBR) Red Bull Racing and Daniel Ricciardo (AUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

McLaren MP4-30 nose Detail at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Pascal Wehrlein (GER) Mercedes AMG F1 Test and Reserve Driver at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Pastor Maldonado (VEN) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Roberto Merhi (ESP) Marussia at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Daniel Ricciardo (AUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari SF15-T at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Max Verstappen (NDL) Scuderia Toro Rosso STR10 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Fans and umbrellas at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Daniel Ricciardo (AUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Jenson Button (GBR) McLaren with his trainer Mike Collier (GBR) at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Esteban Gutierrez (MEX) Ferrari Test and Reserve Driver at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Hulkenberg (GER) Force India and Eric Boullier (FRA) McLaren Racing Director at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Kimi Raikkonen (FIN) Ferrari at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

(L to R): Cyril Abiteboul (FRA) Renault Sport, Franz Tost (AUT) Scuderia Toro Rosso Team Principal, Paul Hembery (GBR) Pirelli Motorsport Director, Christian Horner (GBR) Red Bull Racing Team Principal, Toto Wolff (AUT) Mercedes AMG F1 Director of Motorsport, and Robert Fearnley (GBR) Force India F1 Team in the Press Conference at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Felipe Nasr (BRA) Sauber C34 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing RB11 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Rosberg (GER) Mercedes AMG F1 W06 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Jenson Button (GBR) McLaren MP4-30 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Pastor Maldonado (VEN) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Nico Hulkenberg (GER) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Carlos Sainz jr (ESP) Scuderia Toro Rosso STR10 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Felipe Massa (BRA) Williams FW37 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Fernando Alonso (ESP) McLaren MP4-30 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Max Verstappen (NDL) Scuderia Toro Rosso STR10 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Kimi Raikkonen (FIN) Ferrari SF15-T at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Marshal watches Romain Grosjean (FRA) Lotus E23 Hybrid at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

Sergio Perez (MEX) Force India VJM08 at Formula One World Championship, Rd6, Monaco Grand Prix Practice, Monte-Carlo, Monaco, Thursday 21 May 2015. © Sutton Motorsport Images

McLaren MP4-30 nose and front wings at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Williams FW37 nose and front wing at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Ferrari SF15-T front wheel hub detail at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Marcus Ericsson (SWE) Sauber at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Monaco skyline at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Red Bull Racing show car at the Red Bull Energy Station at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Daniil Kvyat (RUS) Red Bull Racing at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Sauber C34 nose and front wings at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Romain Grosjean (FRA) Lotus F1 at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Red Bull hospitality / Energy Station at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Felipe Nasr (BRA) Sauber at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Maurizio Arrivabene (ITA) Ferrari Team Principal signs autographs at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Lewis Hamilton (GBR) Mercedes AMG F1 at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Valtteri Bottas (FIN) Williams at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Scuderia Toro Rosso STR10 front wing detail at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Boats in the harbour at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Ferrari SF15-T wheel detail at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Sebastian Vettel (GER) Ferrari and Riccardo Adami (ITA) Ferrari Engineer at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images

Carlos Sainz jr (ESP) Scuderia Toro Rosso at Formula One World Championship, Rd6, Monaco Grand Prix Preparations, Monte-Carlo, Monaco, Wednesday 20 May 2015. © Sutton Motorsport Images