Russia - Ferrari driver Kimi Raikkonen set the fastest time in the first practice for the 2017 Russian Grand Prix on Friday, narrowly beating the two Mercedes cars.
Raikkonen's time of 1min36.074 seconds was 0.045 seconds faster than Valtteri Bottas. Lewis Hamilton was third-fastest at 1min36.681, ahead of Red Bull driver Max Verstappen.
As it happened: 2017 Russian GP - 1st practice
Championship leader Sebastian Vettel was fifth for Ferrari after spinning late in the session.
Renault test driver Sergei Sirotkin was given a rare run in the first practice session, but the car broke down before he could set a time.
The session was briefly red-flagged when the engine cover flew off Esteban Ocon's Force India car on a high-speed section.
Sochi, Russia, April 28, 2017 (AFP) -2017 Russian Grand Prix in Sochi:First practice
1. Kimi Rikknen (FIN/Ferrari) 1min36.074 (19 laps)
2. Valtteri Bottas (FIN/Mercedes) 1min36.119 (24)
3. Lewis Hamilton (GBR/Mercedes) 1min36.681 (23)
4. Max Verstappen (NED/Red Bull-TAG Heuer) 1min37.174 (19)
5. Sebastian Vettel (GER/Ferrari) 1min37.230 (19)
6. Daniel Ricciardo (AUS/Red Bull-TAG Heuer) 1min37.290 (19)
7. Sergio Prez (MEX/Force India-Mercedes) 1min37.457 (29)
8. Felipe Massa (BRA/Williams-Mercedes) 1min37.900 (29)
9. Lance Stroll (CAN/Williams-Mercedes) 1min37.944 (30)
10. Esteban Ocn (FRA/Force India-Mercedes) 1min38.065 (28)
11. Daniil Kvyat (RUS/Toro Rosso-Renault) 1min38.496 (17)
12. Kevin Magnussen (DEN/Haas-Ferrari) 1min38.747 (23)
13. Fernando Alonso (ESP/McLaren-Honda) 1min38.813 (16)
14. Carlos Sainz Jr (ESP/Toro Rosso-Renault) 1min38.976 (17)
15. Jolyon Palmer (GBR/Renault) 1min39.158 (16)
16. Romain Grosjean (FRA/Haas-Ferrari) 1min39.533 (17)
17. Stoffel Vandoorne (BEL/McLaren-Honda) 1min39.541 (19)
18. Pascal Wehrlein (GER/Sauber-Ferrari) 1min39.731 (21)
19. Marcus Ericsson (SWE/Sauber-Ferrari) 1min40.079 (20)