Morgan Uceny of the U.S. falls down on the track during the women's 1500m final during the London 2012...
Morgan Uceny of the U.S. falls down on the track during the women's 1500m final during the London 2012 Olympic Games at the Olympic Stadium August 10, 2012. REUTERS/David Gray (BRITAIN - Tags: OLYMPICS SPORT ATHLETICS TPX IMAGES OF THE DAY)