Formula One World Championship: Sebastian Vettel (GER) Red Bull Racing takes notes from Guillaume Rocquelin (FRA) Red Bull Racing Race Engineer, left. Formula One World Championship, Rd4, Bahrain Grand Prix Preparations, Bahrain International Circuit, Sakhir, Bahrain, Thursday 18 April 2013.
Sebastian Vettel (GER) Red Bull Racing takes notes from Guillaume Rocquelin (FRA) Red Bull Racing Race Engineer, left.
Formula One World Championship, Rd4, Bahrain Grand Prix Preparations, Bahrain International Circuit, Sakhir, Bahrain, Thursday 18 April 2013.