There were studies done that showed that he gains some advantages from springs in long, straight sections, but also has disadvantages in starting and turning.

There were studies done that showed that he gains some advantages from springs in long, straight sections, but also has disadvantages in starting and turning. http://en.wikipedia.org/wiki/Oscar_Pistorius#Dispute_over_prosthetics http://en.wikipedia.org/wiki/Oscar_Pistorius#Dispute_over_pr...