Doping whistleblower Yuliya Stepanova questions an IOC ruling to ban her from the Rio Olympics.
BBC Sport continues the countdown to the 2016 Rio Olympic Games with Carl Lewis winning in the men's 100m, 200m, 4x100m relay and the long jump at the 1984 Games.
Mo Farah runs the fastest 5,000m of 2016 to secure victory at the Anniversary Games in his last race before the Rio Olympics.
BBC Sport continues the countdown to the 2016 Rio Olympic Games with American Jesse Owens winning four gold medals in Nazi Germany at the Berlin Games in 1936.
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Former BOA Chairman Lord Moynihan says he is disappointed with the IOC's decision on Russia but also hits out at Wada for being ineffective when it comes to dealing with doping issues in sport.