Winners in the Russian leg of Formula One World Championship, from left: Mercedes team's driver Nico Rosberg, silver medalist; Mercedes team's technical director Paddy Lowe; Mercedes AMG team's driver Lewis Hamilton, gold medalist; Williams team's driver Valtteri Bottas, bronze winner.

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Winners in the Russian leg of Formula One World Championship, from left: Mercedes team's technical director Paddy Lowe; Mercedes team's driver Nico Rosberg, silver medalist; Mercedes AMG team's driver Lewis Hamilton, gold medalist; Williams team's driver Valtteri Bottas, bronze winner, during the medal ceremony.

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Mercedes team's driver Nico Rosberg, runner-up in the Russian leg of Formula One World Championship, during the medal ceremony.

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Drivers before a race at the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat, center, before a race during the 2014 Formula 1 Russian Grand Prix.

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Mercedes driver Nico Rosberg takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat before a race during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat, right, before a race during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat takes part in the 2014 Formula 1 Russian Grand Prix.

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Race cars during a race at the 2014 Formula 1 Russian Grand Prix.

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Pilots on the track during a race at the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat, left, takes part in the 2014 Formula 1 Russian Grand Prix.

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Sochi Autodrom's track during the 2014 Formula 1 Russian Grand Prix.

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Caterham's car during a race at the 2014 Formula 1 Russian Grand Prix.

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Krasnodar Region Governor Alexander Tkachev, FIA President Jean Todt, general promoter of Formula 1 Bernie Ecclestone, Russian Deputy Prime Minister Dmitry Kozak and drivers before a race at the 2014 Formula 1 Russian Grand Prix.

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A helicopter over the spectator stands before a race at the 2014 Formula 1 Russian Grand Prix.

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Fans at the 2014 Formula 1 Russian Grand Prix.

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Williams driver Valtteri Bottas, left, and Mercedes driver Nico Rosberg take part in a race during the 2014 Formula 1 Russian Grand Prix.

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An employee makes track striping before a race at the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat takes part in the 2014 Formula 1 Russian Grand Prix.

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Williams driver Valtteri Bottas, left, and Mercedes driver Nico Rosberg take part in the 2014 Formula 1 Russian Grand Prix.

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Mercedes driver Lewis Hamilton during a pit stop in the 2014 Formula 1 Russian Grand Prix race.

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Lotus driver Romain Grosjean, left, and Sauber driver Adrian Sutil take part in the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Fernando Alonso during a pit stop in the 2014 Formula 1 Russian Grand Prix race.

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Sauber driver Adrian Sutil takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Krasnodar Region Governor Alexander Tkachev, FIA President Jean Todt, general promoter of Formula 1 Bernie Ecclestone, Russian Deputy Prime Minister Dmitry Kozak and drivers before a race at the 2014 Formula 1 Russian Grand Prix.

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Race cars during a race at the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso's car during a race at the 2014 Formula 1 Russian Grand Prix.

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On the track during a race at the 2014 Formula 1 Russian Grand Prix.

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McLaren driver Jenson Button takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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McLaren driver Kevin Magnussen takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Cars during a race at the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Kimi Raikkonen takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Krasnodar Region Governor Alexander Tkachev, FIA President Jean Todt, general promoter of Formula 1 Bernie Ecclestone, Russian Deputy Prime Minister Dmitry Kozak and drivers before a race at the 2014 Formula 1 Russian Grand Prix.

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McLaren driver Jenson Button takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Williams driver Valtteri Bottas takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Fernando Alonso takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Mercedes driver Nico Rosberg and Lotus driver Pastor Maldonado take part in a race during the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Kimi Raikkonen takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Ferrari's Fernando Alonso before a race during the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing driver Daniel Ricciardo and Toro Rosso driver Daniil Kvyat take part in a race during the 2014 Formula 1 Russian Grand Prix.

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McLaren's Jenson Button before a race during the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Kimi Raikkonen, left, and Toro Rosso driver Daniil Kvyat take part in a race during the 2014 Formula 1 Russian Grand Prix.

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Preparing a race car before a race at the 2014 Formula 1 Russian Grand Prix.

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Pilots before a race at the 2014 Formula 1 Russian Grand Prix.

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Ferrari driver Fernando Alonso takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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On the track during a race at the 2014 Formula 1 Russian Grand Prix.

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Cars during a race at the 2014 Formula 1 Russian Grand Prix.

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McLaren's Jenson Button and Ferrari's Fernando Alonso take part in a race during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso's Daniil Kvyat before a race during the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing driver Sebastian Vettel takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso's Daniil Kvyat at the race start during the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso driver Daniil Kvyat takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing's Sebastian Vettel and Red Bull Racing's Daniel Ricciardo take part in a race during the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing's Sebastian Vettel and Red Bull Racing's Daniel Ricciardo take part in a race during the 2014 Formula 1 Russian Grand Prix.

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Ferrari team driver Fernando Alonso takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Mercedes driver Lewis Hamilton takes part in a race during the 2014 Formula 1 Russian Grand Prix.

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Mercedes' driver Lewis Hamilton during the race at the 2014 Formula 1 Russian Grand Prix.

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From left: Ferrari's driver Fernando Alonso, McLaren's driver Jenson Button, Toro Rosso's driver Daniil Kvyat and Williams' Valtteri Bottas during the race at the 2014 Formula 1 Russian Grand Prix.

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Toro Rosso's Daniil Kvyat and Ferrari's Kimi Räikkönen during the race at the 2014 Formula 1 Russian Grand Prix.

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