PICTURE SHOWS THE SEMIFINAL US' Tianna Madison reacts after competing in the women's 100m semifinals at the athletics event of the London 2012 Olympic Games on August 4, 2012 in London. AFP PHOTO / ... more 
PICTURE SHOWS THE SEMIFINAL US' Tianna Madison reacts after competing in the women's 100m semifinals at the athletics event of the London 2012 Olympic Games on August 4, 2012 in London. AFP PHOTO / JEWEL SAMADJEWEL SAMAD/AFP/GettyImages less 
1 / 31
Getty Images | Photo By JEWEL SAMAD / AFP/Getty Images
Sun, Aug 5, 2012 2:40 AM EDT