Jerez: Brazilian rookie Felipe Nasr upstaged former world champions Kimi Raikkonen and Fernando Alonso as he went fastest on the third day of pre-season testing in Jerez.


Felipe Nasr of Sauber F1 locks up during Day Two of Formula One winter testing at Circuito de Jerez on Monday. Inset: Felipe Nasr. Pics/Getty Images 

Nasr's Sauber C34 car has been an early season hit and his best time of 1min 21.545 in 108 laps was enough to end Ferrari's dominance on the leaderboard from the opening couple of days.