Usain Bolt cruises into 200m semi-final and targets a good night's sleep

Usain Bolt yawned as he virtually jogged his way into tomorrow's 200m semi-final following his 100m world-record breaking exertions on Sunday night. Joking as he made his way to the start line Bolt pretended to take a nap, evidently still a little tired from the 9.58sec run that stunned the world only 48 hours before.

The multiple world record holder easily dispensed with the formalities of two qualifying rounds, with two straightforward runs – crossing the line in 20.70sec and then 20.41sec – taking it easy and slowing down coming into the final 100m. With the American Tyson Gay unable to defend his world title as the groin injury that has been plaguing his season refused to heal, the medal looks certain to go to the Jamaican – a bonus birthday present for Bolt, who is 23 on Friday.

Bolt, though, has been reluctant to promise any more world records. "I will get to the final and just execute," he said. "I will be running hard. After six races I am feeling all right, a little tired but nothing a good night's rest won't cure."

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