Usain Bolt reveals the injury that ended his final world championships

Usain Bolt shared the information in a since-deleted tweet on Thursday after falling to the track at the IAAF World Championships

This off-track feat was perhaps the best of the IAAF World Championships

Qatar’s Mutaz Essa Barshim hurdles the high jump bar and clears nearly two metres during the event’s warmup at the IAAF World Championships

Hellen Obiri sneaks in front of Almaz Ayana to earn gold in women’s World Championship 5,000m

Her last-minute surge earned her the top podium position on the final day of the IAAF World Championships in London

All 2017 IAAF World Championships