But the most unique part of the prosthetic is the app control.

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Like most amputees, he was outfitted with a typical prosthetic leg that helped him get around.

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Mr. Pistorius is one of South Africa's most famous athletes, known as "Blade Runner" for the J-shaped carbon-fiber prosthetic legs he used on the track.

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Mr. Pistorius is one of South Africa's most celebrated athletes, known as the "blade runner" for the J-shaped carbon-fiber prosthetic legs he used on the track.

WSJ: Pistorius Lawyer Attacks Testosterone Claim