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Nine-year-old Cody McCasland has more than 20 artificial legs so he can take part in all sports and beat his able-bodied friends - despite having his own amputated. The determined boy, who dreams of winning a Paralympic gold, has running, walking and sitting down legs so he can get around - and win at every event. Cody was born without any tibia or knee bones, and had to have the bottom half of his legs amputated as a toddler.
Oscar Pistorius, the first amputee ever to compete in track and field at the Olympics, teaching a little girl how to race.