• Usain Bolt confirms plan to retire after 2017 world championships
Usain Bolt Speaking on Ellen DeGeneres show last night (October 7) said that he wants to hang up his spikes after the 2017 London world championships.
'I start training for the Olympics next Monday. It will be my last Olympics.
'I should have one more World Championships but I'm not too sure what I want to do after retiring. Some people say I should try acting but I think I will stay in sport and figure out what I can do.'
Two months ago, after overcoming several injuries Usain Bolt sensationally beat his biggest rival American sprinter Justin Gatlin over 100m and 200m at Beijing world championships. He also helped his team to win 4x100m world title.