Lewis Hamilton posted the fastest time in Formula 1 testing on the penultimate day in Barcelona.
Hamilton posted a time of 1:23.022, two-tenths of a second quicker than second fastest Filipe Massa of Williams. Ferrari's Kimi Raikkonen was third, with debutant Carlos Sainz Jr fourth.
Hamilton managed to get to the top of the leader board despite only completing 76 laps, the second fewest in the field.
The final day of 2015 testing begins in Barcelona at 8am tomorrow.
