Nesta Carter has been found guilty of doping at the 2008 Olympics, meaning Jamaica's gold-winning 4x100m relay team have lost their medals.
Tributes have flooded for teenager Trinity Gay, who was fatally shot in Lexington, Kentucky in the early hours of Sunday Morning.
The IAAF has failed in its bid to get a new ruling that would prevent Caster Semenya from competing in the 800m reimposed immediately.
Another world record was set at the Berlin Marathon on Sunday, with Eliud Kipchoge taking more than a minute off the previous marker.
Justin Gatlin took gold in the World Championships 100m final, denying Usain Bolt a historic fourth title in his final individual outing.
Jamaican sprint legend Usain Bolt disappointed he wasn't able to crack the 10 second mark at Golden Spike.
A golden era is drawing to a close as Usain Bolt's career comes to an end, but he is not done yet and wants to go out on a high in London.
Dating back to 1853, the Melbourne Cricket Ground has witnessed some of the greatest sporting moments in Australian history.