Players of South Africa celebrate after men's T42/T46 4x100m relay final at the London 2012 Paralympic Games in London, Britain, on Sept. 5, 2012. Team South Africa won the gold and created the new world record with 41.78 seconds. (Xinhua/Cheong Kam Ka) 

Players of South Africa celebrate after men's T42/T46 4x100m relay final at the London 2012 Paralympic Games in London, Britain, on Sept. 5, 2012. Team South Africa won the gold and created the new world record with 41.78 seconds. (Xinhua/Cheong Kam Ka) 

Oscar Pistorius (2nd R) of South Africa hugs his teammate after the men's T42/T46 4x100m relay final at the London 2012 Paralympic Games in London, Britain, on Sept. 5, 2012. Team South Africa won the gold and created the new world record with 41.78 seconds. (Xinhua/Cheong Kam Ka) 

Samkelo Radebe, Zivan Smith, Arnu Fourie and Oscar Pistorius of South Africa pose for photograph after the men's T42/T46 4x100m relay final at the London 2012 Paralympic Games in London, Britain, on Sept. 5, 2012. Team South Africa won the gold and created the new world record with 41.78 seconds. (Xinhua/Yang Lei)