LONDON -- Usain Bolt ended his stellar career in excruciating pain. The Jamaican great crumpled to the track with a left-leg injury as he was chasing a final gold medal for the Jamaican 4x100-meter ...

Think of the man as pure physics, that tall body like a math equation, cadence multiplied by stride length. Or consider that something less measurable has propelled Usain Bolt to greatness, something ...

DAEGU, South Korea — Still fuming from his false start that knocked him from the 100-meter final at the IAAF World Championships, Usain Bolt crouched on the line and waited. Then he zipped off the ...

Usain Bolt had another stunning performance in the world championships. This time, it didn’t involve him crossing the finish line in the fastest time ever recorded. The world’s fastest man broke out ...

ROME, Italy -- World record-holder Usain Bolt needed a late kick to win his first race in nine months, capturing the 100 meters in 9.91 seconds Thursday to edge former record-holder Asafa Powell at ...

Usain Bolt ended his stellar career in excruciating pain. The Jamaican great crumpled to the track with a left-leg injury as he was chasing a final gold medal for the Jamaican 4x100m relay team on ...