Doping whistleblower Yuliya Stepanova questions an IOC ruling to ban her from the Rio Olympics.
Rio 2016 Olympics
Audio & Video
Olympic 10,000m runner Jo Pavey says the entire Russian team should be banned from competing at the 2016 Olympic Games.
Team GB athletes have unveiled their Rio 2016 Olympic and Paralympics kit, designed by Stella McCartney. Competitors were in London to show off their new kit, which ranges across all the Games' disciplines and is cast in the red, white and blue of the Union flag.
Great Britain's team for Rio 2016
Team GB will send 366 athletes to Rio for the 2016 Olympic Games.
Redgrave & Hoy join BBC team
Olympic legends Sir Steve Redgrave and Sir Chris Hoy will be part of the BBC team offering comprehensive coverage of Rio 2016.
Brand New: BBC Sport Live Guide
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