Who is the world fastest runner in the whole world?100 dash time,hometown,name??
Usain Bolt. Usain St. Leo Bolt, C.D. (pronounced /juːˈseɪn/;[4] born 21 August 1986), is a Jamaican sprinter and an Olympic gold medalist. He holds the world record for the 100 metres, the 200 metres and, along with his teammates, the 4×100 metres relay. He also holds the Olympic record for all three of these races. At the 2008 Summer Olympics, Bolt became the first man to win three sprinting events at a single Olympics since Carl Lewis in 1984, and the first man to set world records in all three at a single Olympics. In 2009 he became the first man to hold the 100 and 200 m world and Olympic titles at the same time. Bolt distinguished himself with a 200 m gold medal at the 2002 World Junior Championships, making him the competition’s youngest-ever gold medalist. In 2004, at the CARIFTA Games, he became the first junior sprinter to run the 200 m in under 20 seconds with a time of 19.93 s, breaking Roy Martin’s world junior record by two-tenths of a second. He turned professional in 200
