F1 2015 Carlos Sainz Go Off The Track at Italian GP on Free Practice 1

Carlos Sainz Go Off The Track at Italian GP on Free Practice 1 Toro Rosso driver Carlos Sainz Jr. of Spain goes off the track at the parabolic turn during the first free practice at the Monza racetrack, in Monza, Italy , Friday, Sept. 4 , 2015 Monza, Italy (AP) — Mercedes drivers Lewis Hamilton and Nico Rosberg dominated the opening practice session for the Italian Grand Prix on Friday, while Sebastian Vettel spun out at low speed after setting the third-fastest time in his Ferrari. Toro Rosso driver Carlos Sainz Jr. also spun out, more seriously, and slid off the track and had to abandon his car. Hamilton clocked 1 minute, 24.670 seconds around the high-speed Monza circuit, which is known for its long straightaways. The championship leader was nearly half a second faster than Rosberg, with Vettel more than 1.5 seconds behind. Force India drivers Nico Hulkenberg and Sergio Perez were fifth and sixth, respectively, and Ferrari driver Kimi Raikkonen was sixth. Mercedes-powered cars took eight of the top 10 spots, with only the Ferraris preventing a sweep.