Belgian GP: Jenson Button, McLaren MP4-27 Mercedes leads the field as Romain Grosjean, Lotus E20 Renault collides with Lewis Hamilton, McLaren MP4-27 Mercedes.
Jenson Button, McLaren MP4-27 Mercedes leads the field as Romain Grosjean, Lotus E20 Renault collides with Lewis Hamilton, McLaren MP4-27 Mercedes.