Winners of the Formula 1 Russian Grand Prix, from left: Lewis Hamilton (Mercedes, first), Sergio Perez (Force India, third), Sebastian Vettel (Ferrari, second).11.10.2015#2717160
Red Bull's driver Daniil Kvyat participates in the Russian round of the 2015 Formula One World Championship.11.10.2015#2717158
Mercedes F1 team driver Lewis Hamilton at the finish of the 2015 Formula One Russian Grand Prix race.11.10.2015#2717155
Mercedes F1 team driver Lewis Hamilton after the 2015 Formula One Russian Grand Prix race.11.10.2015#2717154
Williams F1 team driver Felipe Massa's mechanics watch the race in the box during a race at the 2015 Formula One Russian Grand Prix.11.10.2015#2717153
Mercedes F1 team driver Lewis Hamilton at the finish of the 2015 Formula One Russian Grand Prix race.11.10.2015#2717150
Ferrari's driver Sebastian Vettel during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717144
Red Bull F1 team drivers Daniil Kvyat (right) and Daniel Ricciardo during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717120
Williams F1 team driver Felipe Massa during a pit stop at the 2015 Formula One Russian Grand Prix race.11.10.2015#2717112
Ferrari's driver Kimi Räikkönen during a pit stop during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717104
Mercedes F1 team's driver Lewis Hamilton during during a pit stop at the 2015 Formula One Russian Grand Prix race.11.10.2015#2717101
Ferrari's driver Sebastian Vettel during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717092
Lotus F1 team driver Pastor Maldonado (left) and Red Bull's Daniel Ricciardo during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717091
Ferrari's driver Kimi Räikkönen during the race 1 at the Formula 1 Russian Grand Prix.11.10.2015#2717090
Ferrari's driver Sebastian Vettel during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717088
Ferrari's driver Kimi Räikkönen and Ferrari's driver Sebastian Vettel (left to right) during the Formula 1 Russian Grand Prix race.11.10.2015#2717080
Russian Deputy Prime Minister Dmitry Kozak (second left) and Bernie Ecclestone, chief executive of the Formula One Group (third left) seen here prior to the 2015 Formula One Russian Grand Prix.11.10.2015#2717070
Toro Rosso's driver Carlos Sainz Jr. prior to the 2015 Formula One Russian Grand Prix race.11.10.2015#2717059
From right: Mercedes F1 team's drivers Nico Rosberg and Lewis Hamilton during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717057
Force India F1 team's driver Nico Hülkenberg and Sauber's Marcus Ericsson collided during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717056
A safety car (left) on the track during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717055
Formula 1 Russian Grand Prix. From left, foreground: Mercedes, Niko Rosberg, Lewis Hamilton. From left, background: Ferrari, Sebastian Vettel and Kimi Raikkonen.11.10.2015#2717052
Ferrari's driver Sebastian Vettel during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717034
Mercedes F1 team's drivers Nico Rosberg (front) and Lewis Hamilton during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717024
A safety car (front) after the collision of Force India F1 team's driver Nico Hülkenberg and Sauber's Marcus Ericsson during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717021
Lotus F1 team's driver Romain Grosjean prior to the 2015 Formula One Russian Grand Prix race.11.10.2015#2717020
Force India F1 team's driver Nico Hülkenberg (left) and Sauber's Marcus Ericsson collided during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717018
Mercedes F1 team's driver Lewis Hamilton prior to the 2015 Formula One Russian Grand Prix race.11.10.2015#2717017
Ferrari's driver Sebastian Vettel during the race at the Formula 1 Russian Grand Prix.11.10.2015#2717010
Mercedes F1 team's drivers Lewis Hamilton (left) and Nico Rosberg during the 2015 Formula One Russian Grand Prix race.11.10.2015#2717008