A combination of pictures shows Chinese athlete Liu Xiang as he falls while competing in the men’s 110m hurdles heats at the athletics event of the London 2012 Olympic Games on August 7, 2012. AFP PHOTO (Photo credit should read -/AFP/GettyImages)
A combination of pictures shows Chinese athlete Liu Xiang as he falls while competing in the men’s 110m hurdles heats at the athletics event of the London 2012 Olympic Games on August 7, 2012. AFP PHOTO (Photo credit should read -/AFP/GettyImages)