Oscar Pistorius ai Giochi di Londra

Britain's Prime Minister David Cameron, right, poses for photographs with paralympic athlete South Africa's Oscar Pistorius, left, and Sebastian Coe, center, the chairman of the London Organising Committee for the Olympic Games in Trafalgar Square London, Thursday, Sept. 8, 2011. Cameron joined paralympic athletes in the square Thursday to mark international Paralympic Day ahead of the London 2012 Olympic and Paralympic games. (AP Photo/Matt ... allarga 

Britain's Prime Minister David Cameron, right, poses for photographs with paralympic athlete South Africa's Oscar Pistorius, left, and Sebastian Coe, center, the chairman of the London Organising Committee for the Olympic Games in Trafalgar Square London, Thursday, Sept. 8, 2011. Cameron joined paralympic athletes in the square Thursday to mark international Paralympic Day ahead of the London 2012 Olympic and Paralympic games. (AP Photo/Matt Dunham) riduci