Usain Bolt and Kenenisa Bekele relinquished their world titles on Sunday when the world's fastest man and the most successful distance runner false-started and failed to finish in the 100 and 10,000 metres finals.
Jamaican Usain Bolt blazed to the 200 metres title at the world championships on Saturday in 19.40 seconds to confirm his reputation as the king of sprinters.
Usain Bolt continued his domination of the sprints with a comfortable 100 metres victory at the Weltklasse Golden League meeting.
Jamaica's Usain Bolt won 100 meters gold at the Beijing Olympics in a world record time on Saturday, running 9.69 seconds to claim victory in an exhilarating showdown with his compatriot Asafa Powell.
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Justin Gatlin, the year's fastest at 100 and 200, had a bye in the 100 at the trials, but plans to challenge Usain Bolt at both distances in the August World Championships in Beijing.