Massa fastest for Williams as first test ends in Spain

Williams' Felipe Massa set the pace at Jerez on Friday, as the opening pre-season test of 2014 drew to an intriguing close. The Brazilian was one of seven drivers - six of them using Mercedes or Ferrari power - to complete more than 50 laps of the Spanish circuit, but once again all three Renault-powered teams were forced to cut their running short because of technical issues