Usain Bolt claimed that four sprinters could challenge him back in 2012 - and they have all had different careers.

Usain Bolt has revealed the one competitor who made him nervous before races. The legendary sprinter was largely dominant ...

Former sprinters Asafa Powell and Justin Gatlin also share a similar ... Asfa said that he thought only the 200m world record could be up for grabs at the upcoming Olympics.

Asafa Powell, and Yohan Blake along with him will easily be able to break the world record. Bolt dominated the 100m and the 200m sprint across three Olympics. In addition to his outright dominance ...