World Record on the 100 metres

From a post on the longest running distance: the marathon (ultra runs excluded), to a post on the shortest outdoor distance. The 100 meters!
Last weekend Usian Bolt ran his fifth 100 meter race ever and lowered the world record to a stunning 9:72. Just think of it that he is only running the 100 meters to increase his speed for the 200 meters as you can read in this times article.