Usain Bolt shows off his gold medal
Jamaica's Usain Bolt shows off his gold medal for the men's 200-meters at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia on Sunday, Aug. 18, 2013.
The victory lap
Jamaica's Usain Bolt, left, and teammates Nesta Carter, right, and Nickel Ashmeade celebrate their gold medal in the men's 4x100-meter relay at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia on Sunday Aug. 18, 2013.
Jamaica's Usain Bolt celebrates winning his third gold medal
Jamaica's Usain Bolt celebrates winning his third gold medal in the men's 4x100-meter relay at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia on Sunday, Aug. 18, 2013.
A click
Jamaica's Usain Bolt, who won gold, takes a photograph of Jamaica's Warren Weir after he won silver in the men's 200-meter final at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia, Saturday.
A smiling Bolt
Jamaica's Usain Bolt reacts after winning a men's 200-meter semifinal at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia on Friday.
Jamaica's Usain Bolt gestures on the podium
Jamaica's Usain Bolt gestures on the podium before receiving his gold medal for the men's 100-meter at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia on Monday, Aug. 12, 2013.
The victory dance
Jamaica's Usain Bolt celebrates after winning gold in the Men's 100-meter final at the World Athletics Championships in the Luzhniki stadium in Moscow.
Usain Bolt celebrates
Jamaica's Usain Bolt celebrates after winning gold in the Men's 100-meter final at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia.
In Prayer
Jamaica's Usain Bolt gestures after competing in a men's 100-meter heat at the World Athletics Championships in the Luzhniki stadium in Moscow, Russia.