Usain Bolt of Jamaica celebrates after winning the men's 100 metres final during the world athletics championships at the Olympic stadium in Berlin August 16, 2009. Bolt won the race in a time of 9.58 seconds setting a new world record. [Agencies]

 

Usain Bolt of Jamaica celebrates after winning the men's 100 metres final at the world athletics championships at the Olympic stadium in Berlin August 16, 2009. Bolt won the race in a time of 9.58 seconds setting a new world record. [Agencies]