Natalie du Toit is the first Paralympian runner to compete in the able-bodied the Olympic Games . The 25-year-old runs the 400-meter race and the four relay . He runs on special carbon fiber blades , hence the nickname . He qualified for Sunday 's semifinals in the 400 meters , with a time of 45.44 seconds . Pistorius had both legs amputated when he was Sunday .
Natalie du Toit is the first Paralympian runner to compete in the able-bodied the Olympic Games . The 25-year-old runs the 400-meter race and the four relay . He qualified for Sunday 's semifinals in the 400 meters , with a time of 45.44 seconds . Pistorius had both legs amputated when he was Sunday .