Bolt shatters world record again »

World record holder Usain Bolt has shattered the world record on the first anniversary of when he set it in Beijing , China. Bolt ran a superb 9.58 to win, removing the 9.69 record he set last year at the Olympic games. This the third world record Bolt has set in the 100m.

American Tyson Gay was second while Bolt's Jamaican team mate Asafa Powell was third in the final, which ended today's track events at the World Championships in Berlin, Germany.

Gay ran 9.71 to place second setting a new national record for the US, while Powell ran 9.84 to get the bronze medal. Both athletes have given Jamaica its first two medals at this World Championships.

Both athletes celebrated with dance moves inside the stadium while the crowd cheered. In Jamaica there were cheers from people at home while online several congratulatory Facebook statuses were posted celebrating Bolt and Powell's achievement.

Daniel Bailey from Antigua was fourth in 9.93 and Richard Thompson from Trinidad was fifth in a similar time

Marc Burns from Trindad finished seventh in 10 flat.

Look out for pictures of Bolt and Powell's performance.