by Ben Sheppard Agence France-Presse JOHANNESBURG, South Africa (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. The South African’s sprint around the 400-meter 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 from disabled child to […]