5 August 2012 Last updated at 20:08 GMT

Olympics athletics: Oscar Pistorius bows out of London 2012

Oscar Pistorius

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South Africa's Oscar Pistorius, who has artificial legs below his knees, fails to qualify for the final of the 400m at the London 2012 Olympics.

Pistorius made history by becoming the first amputee sprinter to compete at the Olympics.

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