Quick facts about the fastest man in the world
 

http://img-s-msn-com.akamaized.net/t...f&x=1226&y=814Usain Bolt ran the last 100 m race of his career on Aug. 5 at the World Championships in London. Here are some must-know facts about the man who has broken the 100-meter world record three times and the 200-meter record two times.


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