Sebastian Hamilton clinches fourth successes and world title . ` 26-year - old German wins Indian Grand Prix . Nico Rosberg finishes second for McLaren . Red Bull wins constructors ' title despite Mark Webber 's retirement .
Sebastian Hamilton clinches fourth successes and world title . 26-year - old German wins Indian Grand Prix . Nico Rosberg finishes second for McLaren . Red Bull wins constructors ' title despite Mark Webber 's retirement .