Oscar Pistorius (Photo: Elvar Pálsson/Wikipedia)
The news that South African star Oscar Pistorius, a double-amputee, will represent South Africa at the 2012 London Olympics has prompted discussions of whether running with prosthetic blades is actually more of an advantage than a disadvantage.
Marco Werman talks to John Register, a four-time All American and two-sport Olympic class athlete who completed both before and after losing a leg.
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