Usain Bolt wins the 100m

Jamaica's Usain Bolt holds his national flag following his win in the men's 100-meter final during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/Kirsty Wigglesworth)

Jamaica's Usain Bolt, center right, celebrates winning gold in the men's 100-meter final with his mother Jennifer, center, and silver medallist Yohan Blake of Jamaica, center left, during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/David J. Phillip )

Jamaica's Usain Bolt celebrates winning gold in the men's 100-meter final during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/David J. Phillip)

Jamaica's Usain Bolt celebrates winning gold in the men's 100-meter final, followed by silver medalist Yohan Blake of Jamaica, back right, during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/David J. Phillip )

Bronze medalist Justin Gatlin of the United States and gold medalist Usain Bolt of Jamaica celebrate after competing in the Men?s 100m Final on Day 9 of the London 2012 Olympic Games at the Olympic Stadium on August 5, 2012 in London, England. (Photo by Michael Steele/Getty Images)

Jamaica's Usain Bolt, center, gestures before competing in the men's 100-meter final alongside United States' Justin Gatlin, right, and Netherlands' Churandy Martina, left, during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/Matt Dunham)

Usain Bolt celebrates with the crowd, shaking hands of fans and taking pictures. (Thomas Lohnes/AP Photo)

Jamaica's Usain Bolt, left, crosses the finish line ahead of Jamaica's Yohan Blake, right, United States' Justin Gatlin, second from right, United State's Ryan Bailey, third from right, and Netherlands' Churandy Martina to win gold in the men's 100-meter final during the athletics in the Olympic Stadium at the 2012 Summer Olympics, London, Sunday, Aug. 5, 2012. (AP Photo/David J. Phillip )

Jamaica's Usain Bolt celebrates after crossing the finish line to win gold in the men's 100-meter final during the athletics competition in the Olympic Stadium at the 2012 Summer Olympics, Sunday, Aug. 5, 2012, in London. (AP Photo/Matt Slocum)

Usain Bolt of Jamaica celebrates after crossing the finish line to win the gold medal in the Men's 100m Final on Day 9 of the London 2012 Olympic Games at the Olympic Stadium on August 5, 2012 in London, England. (Photo by Shaun Botterill/Getty Images)

Usain Bolt of Jamaica celebrates winning gold in the Men?s 100m Final on Day 9 of the London 2012 Olympic Games at the Olympic Stadium on August 5, 2012 in London, England. (Photo by Stu Forster/Getty Images)

Usain Bolt of Jamaica crosses the finish line ahead of Ryan Bailey of the United States, Yohan Blake of Jamaica and Justin Gatlin of the United States to win the Men's 100m Final on Day 9 of the London 2012 Olympic Games at the Olympic Stadium on August 5, 2012 in London, England. (Photo by Michael Steele/Getty Images)

Usain Bolt of Jamaica celebrates winning gold in the Men?s 100m Final on Day 9 of the London 2012 Olympic Games at the Olympic Stadium on August 5, 2012 in London, England. (Photo by Stu Forster/Getty Images)

LONDON, ENGLAND - AUGUST 04: (L-R) Usain Bolt of Jamaica and James Dasaolu of Great Britain compete in the Men's 100m Round 1 Heats on Day 8 of the London 2012 Olympic Games at Olympic Stadium on August 4, 2012 in London, England. (Photo by Stu Forster/Getty Images)