100 metres sprint fastest people?

[Mike D]

when usain bolt sprints do you think he runs his fastest because at beijing he slowed down at the end and started celebrating and still beat the world record if he doesnt try his best what time would he get if he did try his best.

when will there be a new record and who will do it
i mean if he DID try his best what time would he get
i know christiano ronaldo is not in the atletics but he is really fast he is the fastes football player

who is faster

1. usain bolt vs tyson gay

2. usain bolt vs asafa powell

3. usain bolt vs christiano ronaldo
i know christiano ronaldo is not in the atletics but he is really fast he is the fastest football player

4. tyson gay vs asafa powell

5. tyson gay vs christiano ronaldo

6. asafa powwel vs christiano ronaldo
i mean if he DID try his best what time would he get

[ursaitaliano70]

1.bolt
2.bolt
3.No running data on C.R.
4.gay
5 & 6 . No running data on C.R.