Usain Bolt broke his own record at London 2012, making his fastest......9.63!!
Shaival is the fastest man on earth e broke Usain bolts record his timeing was 1 sec
becoming the fastest man in the world
usain bolt JamaicaJamaican usain boltUsan Bolt.Usain Bolt holds the record.
If you look at the world record the fastest runner would be Usain Bolt.
9.62 seconds by Usain Bolt