The Jamacian born runner, Usain Bolt shatterd the world record once again but this time on Sunday, running 100 meters in 9.58 seconds at the world championship to turn the race against Tyson Gay a joke.
That was 0.11 seconds faster than the mark he set last year at the Beijing Olympics, the biggest improvement in the 100-meter record since electronic timing began in 1968.
Tyson Gay, the American orn runner, broke then American mark with a 9.71 perfomence and still looked like he trotting compared to Usain Bolt.
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