Olympic long jump champion Tianna Bartoletta speaks to BBC World Service Sport about her struggles away from the track.
When athletes are disqualified for doping, reallocating - and even getting back - their Olympic medals can be tricky, as BBC Sport discovers.
Britain's best athletes to take on their US counterparts in a two-hour competition at the London Stadium next year.
Jo Pavey says she aims to regain her 10,000m title at the 2018 European Championships - a month before her 45th birthday.
Audio & Video
Usain Bolt says his final farewell to athletics - and performs his signature celebration - on the final night of the World Athletics Championships in London.
BBC pundits analyse how Usain Bolt's career ended in heartbreak after the Jamaican pulled up injured in his final race in the men's 4x100m relay final at the World Athletics Championships.
Usain Bolt's status remains undiminished despite Justin Gatlin snatching 100m victory on a surreal night at London Stadium, writes Tom Fordyce.
As the World Athletics Championships take place in London, find out how to join in one of the Team Personal Best events around the UK.
How to get into Athletics
How to get into athletics - one of the widest ranges of choice in sport, from jumps and throws to sprints or distance running.
What's on BBC Sport this week
This week's sport on the BBC includes England's first Test against West Indies, the Women's Rugby World Cup and the Birmingham Grand Prix.