by Andrew BEATTY/AFP
At the 2012 London Olympics, before 80,000 roaring fans and a constellation of camera flashes, it took Oscar Pistorius 45.44 seconds to become a global icon.
His sprint around the 400m track was the first time in history that a double-amputee had raced at the Olympic games.
The race capped an Olympian triumph over adversity for Pistorius. His journey...