Formula One World Championship: A Pirelli engineer checks tyres. Formula One World Championship, Rd4, Bahrain Grand Prix, Practice, Bahrain International Circuit, Sakhir, Bahrain, Friday 19 April 2013.
A Pirelli engineer checks tyres.
Formula One World Championship, Rd4, Bahrain Grand Prix, Practice, Bahrain International Circuit, Sakhir, Bahrain, Friday 19 April 2013.