Formula One World Championship: Cars leave the pitlane for the start of FP1 practice at Formula One World Championship, Rd4, Bahrain Grand Prix Practice, Bahrain International Circuit, Sakhir, Bahrain, Friday 17 April 2015.
Cars leave the pitlane for the start of FP1 practice at Formula One World Championship, Rd4, Bahrain Grand Prix Practice, Bahrain International Circuit, Sakhir, Bahrain, Friday 17 April 2015.