The title might be decided, but the battle for second is as fierce as it gets. Four drivers are still in the running behind Sebastian Vettel, with Jenson Button the statistical favourite after his win in Suzuka last weekend. Judging from the considerable pace advantage McLaren enjoyed in Friday’s difficult conditions in Korea, team mate Lewis Hamilton may now be Button’s biggest challenger. However it pans out, the Briton is hoping further 2011 victories will provide the ideal springboard for his 2012 campaign