Spaniard Fernando Alonso set the fastest time in the first session of free practice today at the Formula One circuit at Montmelo outside Barcelona ahead of Sunday's Spanish Grand Prix as the local favourite outpaced defending world champion Sebastian Vettel in the closing minutes.
Jenson Button and McLaren laid down an early marker on Friday when the Englishman topped the times in opening practice for Sunday's Spanish Grand Prix as drivers sweated over tyres for the race.
Sebastian Vettel of Red Bull was quickest in Formula One's last practice session ahead of Saturday's qualifying for the Spanish Grand Prix.
Lewis Hamilton grabbed McLaren's 150th Formula One pole on Saturday in a Spanish Grand Prix qualifying that left him well-placed to become the fifth different winner in five races.
Lewis Hamilton was stripped of pole position at the Spanish Grand Prix on Saturday and sent to the back of the starting grid after his McLaren team failed to put enough fuel in the Briton's car.