Mercedes looking to rebound in China

Vettel's Malaysia win sends clear warning to leading team

As the Formula One circuit heads to Shanghai for the Chinese Grand Prix, it is no longer a safe bet Mercedes will top the podium on Sunday.

After a jubilant Sebastian Vettel emerged as the surprise winner for Ferrari at the Malaysian Grand Prix two weeks ago, a season once expected to be dominated by the silver cars of Mercedes could be shaping up to be far more competitive.