Sport: Formula One Belgian grand prix

Drivers line up for the start of the formula one Belgian grand prix at the Spa-Francorchamps circuit Photograph: Fred Dufour/AFP/Getty Images

And they're off ... Photograph: Fred Dufour/AFP/Getty Images

Kimi Raikkonen of Ferrari drives through Les Combes corner on the first lap Photograph: Clive Mason/Getty Images

Cars try to dodge debris Photograph: Luca Bruno/AP

Force India's Italian driver Giancarlo Fisichella leads Photograph: Guillaume Baptiste/AFP/Getty Images

Romain Grosjean (front) of Renault and Jenson Button (rear) of Brawn GP collide at Les Combes corner Photograph: Clive Mason/Getty Images

Spanish driver Jaime Alguersuari of Toro Rosso spins out Photograph: Peter Steffen/EPA

Button is helped over the tyre wall after retiring early Photograph: Clive Mason/Getty Images

Button stops to look at the stricken car of Grosjean Photograph: Denis Charlet/AFP/Getty Images

Button is joined by Lewis Hamilton as they look at the wreckage Photograph: Denis Charlet/AFP/Getty Images

Hamilton looks disappointed after colliding with Alguersuari Photograph: Clive Mason/Getty Images

BMW Sauber's Polish driver Robert Kubica Photograph: Denis Charlet/AFP/Getty Images

Raikkonen leads Kubica Photograph: Denis Charlet/AFP/Getty Images

Raikkonen stands on the podium after taking the chequered flag Photograph: Fred Dufour/AFP/Getty Images

Fisichella celebrates his second place Photograph: Fred Dufour/AFP/Getty Images