**FILE** South Africa's Oscar Pistorius embraces Grenada's Kirani James after the men's 400-meter semifinal during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/Anja Niedringhaus)

Photo by: Anja Niedringhaus

**FILE** South Africa's Oscar Pistorius embraces Grenada's Kirani James after the men's 400-meter semifinal during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/Anja Niedringhaus)