BARCELONA

Former world champion Lewis Hamilton set the fastest lap time in Friday morning's session at Barcelona's Catalunya circuit on the fourth and final day of testing before the start of the new Formula One season. The British driver, who has switched from McLaren to Mercedes for the coming season, clocked 1min 23.282sec, to finish ahead of his erstwhile team-mate Jenson Button, who timed 1:23.633 in his McLaren.