The IOC strips 10 athletes of medals from the 2008 Olympics after banned substances were found during sample retests.
A popular Gambian wrestler drowned while crossing the Mediterranean trying to reach Europe, his coach says.
The IOC disqualifies nine athletes, including six medallists, for failing drugs tests at the Beijing 2008 Games.
Russian wrestler Besik Kudukhov, who died in a car crash in 2013, will not be stripped of his Olympic medal despite failing a drugs test.
Audio & Video
The Senegalese wrestlers bringing the art of sumo from Japan to West Africa.
Get Inspired Activity Finder
Run by the BBC and partners
Find ways to get active near you:
For more ideas, information and inspiration, visit bbc.co.uk/getinspired