2012 Formula One World Championship from Button's retirement and a drive-through penalty for Sebastian Vettel when the reigning World Champion forced him so wide through the Curva Grande that Alonso was forced off the circuit. Bruno Senna later criticised the race stewards for not penalising Paul di Resta for a similar altercation on the approach to the Variante della Roggia early in the race. Meanwhile, with Romain Grosjean serving his suspension, Lotus enlisted former Marussia F1 driver Jérôme d'Ambrosio as their second driver for the weekend. He qualified sixteenth, and went on to finish thirteenth overall. Red Bull Racing suffered a double retirement, with Vettel
History of Formula One nothing they could do to enforce it. This led to an end to the ban on team orders for the 2011 Formula One season. Other changes included a re-introduction KERS, the introduction of the Drag reduction system (DRS) (a driver activated moveable flap on the cars rear wing), and a change in tyre supplier from Bridgestone to Pirelli. Vettel and Red Bull lead their respective championship from the start until the end of the season, dominating and taking their second successive titles. Vettel also became the youngest double world champion when he clinched the title at the 2011 Japanese Grand