SOCHI, RUSSIA - OCTOBER 12:  Lewis Hamilton of Great Britain and Mercedes GP, Nico Rosberg of Germany and Mercedes GP, Mercedes GP Executive Director Toto Wolff and Niki Lauda, non-executive chairman of Mercedes GP celebrate with the team after becoming the 2014 World Constructors Champions during the Russian Formula One Grand Prix at Sochi Autodrom on October 12, 2014 in Sochi, Russia.  (Photo by Mark Thompson/Getty Images)