Leclerc out on track in the SF21
Sergio Perez out on track on the final day of the test
George Russell got behind the wheel for the first time at this test on Sunday morning
Mick Schumacher at the wheel for Haas
The eyes: Pierre Gasly prepares for his run
Esteban Ocon is back in the Alpine on Day 3, after Alonso carried out driving duties on Saturday
Perez heads down the pitlane on his way out on track
Red Bull's design master Adrian Newey watches on from the garage
Pierre Gasly with the flow-vis on his AlphaTauri AT02
Charles Leclerc set the pace early on with a quick lap for Ferrari
Valtteri Bottas was hoping for a clean day after a troubled start to the test on Friday
Lando Norris was in the car for McLaren in the morning session
Lance Stroll at the wheel for Aston Martin
Kimi Raikkonen is in the car for the full day for Alfa Romeo
Russell pounds round as he tries to get plenty of laps under his belt before the end of the test
Mick Schumacher hustles the Haas around the circuit
Bottas pulls out of hit garage ready for another run
Norris flashes past in the McLaren MCL35M
Ocon racking up the laps for Alpine
Pierre Gasly's AlphaTauri sports some flo vis paint
Bottas's Mercedes a blur amongst the Bahrain circuit buildings
The Aston Martin's AMR21 engine 'bulge' visible as Stroll pulls out of the garage
Sainz took over from Leclerc for the final afternoon
Hamilton closes out testing for Mercedes
Ricciardo's MCL35M glowing in the Bahrain pitlane as he takes the wheel in the afternoon
Vettel's Aston Martin in the afternoon of Day 3. Stroll finished last in the session after his morning stint
Vettel's day was cut short by a turbo boost pressure issue
Sundown on Alonso's Alpine
The sunset signals the start of qualifying runs in Bahrain
A wide-angled shot of Mazepin driving into the sunset
The McLaren F1 garage primed for action under the lights
Russell's Williams complementing the Bahrain run-off perfectly
Verstappen's Red Bull glows before he sets the benchmark on the final day
Hamilton couldn't quite string together a fast lap and ended up fifth overall on Day 3
Ricciardo blazes into the night
