Formula One World Championship: Sebastian Vettel (GER) Red Bull Racing walks the track with Guillaume Rocquelin (FRA) Red Bull Racing Race Engineer, far left, and Tim Malyon (GBR) Red Bull Racing Performance Engineer, second right. Formula One World Championship, Rd4, Bahrain Grand Prix Preparations, Bahrain International Circuit, Sakhir, Bahrain, Thursday 18 April 2013.
Sebastian Vettel (GER) Red Bull Racing walks the track with Guillaume Rocquelin (FRA) Red Bull Racing Race Engineer, far left, and Tim Malyon (GBR) Red Bull Racing Performance Engineer, second right.
Formula One World Championship, Rd4, Bahrain Grand Prix Preparations, Bahrain International Circuit, Sakhir, Bahrain, Thursday 18 April 2013.