14th IAAF World Athletics Championships Moscow 2013 - Day Two [Getty Images]

MOSCOW, RUSSIA - AUGUST 11: Usain Bolt of Jamaica and Mike Rodgers of the United States compete in the Men's 100 metres semi final during Day Two of the 14th IAAF World Athletics Championships Moscow 2013 at Luzhniki Stadium on August 11, 2013 in Moscow, Russia. (Photo by Julian Finney/Getty Images)

Getty Images Sport Julian Finney