Lotus' Romain Grosjean during a race at the 2014 Formula 1 Russian Grand Prix.

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Drivers parade during the Russian leg of Formula One World Championship.

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Race cars on the track during the 2014 Formula 1 Russian Grand Prix.

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McLaren's driver Kevin Magnussen during a race at the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing's driver Daniel Ricciardo during a race at the 2014 Formula 1 Russian Grand Prix.

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

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Ferrari's driver Kimi Räikkönen during a race at the 2014 Formula 1 Russian Grand Prix.

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Ferrari's driver Fernando Alonso, right, before a race at the 2014 Formula 1 Russian Grand Prix.

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Caterham's driver Marcus Ericsson in the paddock before a race at the 2014 Formula 1 Russian Grand Prix.

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

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Williams' driver Valtteri Bottas during a race at the 2014 Formula 1 Russian Grand Prix.

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Race cars on the track during the 2014 Formula 1 Russian Grand Prix.

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Race cars on the track during the 2014 Formula 1 Russian Grand Prix.

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

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Race cars on the track during the 2014 Formula 1 Russian Grand Prix.

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Red Bull Racing's driver Daniel Ricciardo during a race at the 2014 Formula 1 Russian Grand Prix.

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

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

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

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

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Mercedes' driver Nico Rosberg during a race at the 2014 Formula 1 Russian Grand Prix.

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

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

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Red Bull Racing's driver Sebastian Vettel during a race at the 2014 Formula 1 Russian Grand Prix.

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McLaren's driver Kevin Magnussen during a race at the 2014 Formula 1 Russian Grand Prix.

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Williams' driver Valtteri Bottas during a race at the 2014 Formula 1 Russian Grand Prix.

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

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Mercedes AMG team's driver Lewis Hamilton who came first in the Russian leg of Formula One World Championship, during the medal ceremony.

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Director Stanislav Govorukhin, left, and actor Vladimir Vinokur on the stands during the Russian leg of Formula One World Championship.

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Mercedes' driver Lewis Hamilton before the start of a race at the 2014 Formula 1 Russian Grand Prix.

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McLaren's driver Jenson Button before the start of a race at the 2014 Formula 1 Russian Grand Prix.

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A promo model with the Russian flag during the opening ceremony for the Russian leg of Formula One World Championship.

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RUSS Aerobatic Team performing a demonstration flight before the start of the Russian leg of Formula One World Championship.

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RUSS Aerobatic Team performing a demonstration flight before the start of the Russian leg of Formula One World Championship.

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Mercedes AMG team's driver Lewis Hamilton at Sochi Autodrom race track before the Russian leg of Formula One World Championship.

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Williams' driver Valtteri Bottas during a race at the 2014 Formula 1 Russian Grand Prix.

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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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Mercedes team's driver Nico Rosberg before the Russian leg of Formula One World Championship.

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Russian President Vladimir Putin awards Mercedes AMG team's driver Lewis Hamilton who came first in the Russian leg of Formula One World Championship, during the medal ceremony.

12.10.2014#2509531

Winners in the Russian leg of Formula One World Championship, from left: Mercedes team's 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, during the medal ceremony.

12.10.2014#2509529

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

12.10.2014#2509526

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

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From left: Force India's Sergio Perez, McLaren's Kevin Magnussen, Red Bull Racing's Sebastian Vettel and Toro Rosso's Jean-Eric Vergne during a race at the 2014 Formula 1 Russian Grand Prix.

12.10.2014#2509523

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, during the medal ceremony.

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

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Mercedes team's driver Nico Rosberg, silver medalist, and Williams team's driver Valtteri Bottas, bronze winner, during the medal ceremony held for winners in the Russian leg of Formula One World Championship.

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Mercedes team's driver Nico Rosberg, silver medalist, during the medal ceremony held for winners in the Russian leg of Formula One World Championship.

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Mercedes AMG team's driver Lewis Hamilton who came first in the Russian leg of Formula One World Championship, during the medal ceremony.

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Mercedes' driver Nico Rosberg during a race at the 2014 Formula 1 Russian Grand Prix.

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

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

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Red Bull Racing's driver Daniel Ricciardo during a race at the 2014 Formula 1 Russian Grand Prix.

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Williams' driver Valtteri Bottas during a race at the 2014 Formula 1 Russian Grand Prix.

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Williams squad's mechanics before a race at the 2014 Formula 1 Russian Grand Prix.

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

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Force India's driver Sergio Perez, foreground, during a race at the 2014 Formula 1 Russian Grand Prix.

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Williams' driver Felipe Massa during a race at the 2014 Formula 1 Russian Grand Prix.

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From left: Russian Deputy Prime Minister Dmitry Kozak, Formula 1 General Promoter Bernie Ecclestone and Krasnodar Territory Governor Alexander Tkachyov before a race at the 2014 Formula 1 Russian Grand Prix.

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From left: Toro Rosso's Jean-Eric Vergne, Williams' Valtteri Bottas and Force India's Sergio Perez during a race at the 2014 Formula 1 Russian Grand Prix.

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Sauber's driver Esteban Gutierrez during a race at the 2014 Formula 1 Russian Grand Prix.

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