Kimi Raikkonen (FIN) Ferrari SF-71H at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Brendon Hartley (NZL) Scuderia Toro Rosso STR13 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Nico Hulkenberg (GER) Renault Sport F1 Team RS18 and photographers at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Kimi Raikkonen (FIN) Ferrari SF-71H at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Daniel Ricciardo (AUS) Red Bull Racing RB14 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Valtteri Bottas (FIN) Mercedes-AMG F1 W09 EQ Power+ at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Fernando Alonso (ESP) McLaren MCL33 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Pierre Gasly (FRA) Scuderia Toro Rosso and Brendon Hartley (NZL) Scuderia Toro Rosso at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Fernando Alonso (ESP) McLaren at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Scuderia Toro Rosso STR13 halo at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Daniel Ricciardo (AUS) Red Bull Racing RB14 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Scuderia Toro Rosso STR13 barge board detail at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Fernando Alonso (ESP) McLaren MCL33 in the gravel with missing rear wheel at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Fernando Alonso (ESP) McLaren MCL33 loses a rear wheel at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Fernando Alonso (ESP) McLaren MCL33 loses a rear wheel at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Nico Hulkenberg (GER) Renault Sport F1 Team RS18 with aero sensors at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Nikita Mazepin (RUS) Sahara Force India F1 VJM11 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Sutton Images
Scuderia Toro Rosso STR13 nose detail at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
The car of Fernando Alonso (ESP) McLaren MCL33 is recovered to the pits at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Nikita Mazepin (RUS) Force India F1, Esteban Ocon (FRA) Force India F1 and Sergio Perez (MEX) Force India at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Lance Stroll (CDN) Williams FW41 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Kimi Raikkonen (FIN) Ferrari SF-71H at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Valtteri Bottas (FIN) Mercedes-AMG F1 W09 EQ Power+ at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Kimi Raikkonen Ferrari SF-71H at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. Kimi Raikkonen (FIN) Ferrari SF-71H with aero sensor on rear wing and rear diffuser at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Nico Hulkenberg (GER) Renault Sport F1 Team RS18 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018.
Romain Grosjean (FRA) Haas VF-18 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Jerry Andre/Sutton Images
Ferrari and Red Bull Racing trucks in the Paddock at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Mark Sutton/Sutton Images
Red Bull Racing RB14 rear diffuser with aero paint at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Mark Sutton/Sutton Images
Carlos Sainz jr (ESP) Renault Sport F1 Team RS18 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Jerry Andre/Sutton Images
at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. Marcus Ericsson (SWE) Alfa Romeo Sauber C37 at Formula One Testing, Day One, Barcelona, Spain, 26 February 2018. © Jerry Andre/Sutton Images Jerry Andre/Sutton Images