Two top athletes left off Namibian Olympic team over high natural testosterone levels

Christine Mboma and Beatrice Masilingi are ranked number one and three in the world, but have been removed from Namibia’s Olympic roster

Olympic champions Mo Farah, Caster Semenya on brink of missing Tokyo Games

Farah and Semenya have both tried and failed to hit Olympic standard, and now they’re almost out of time

Caster Semenya runs PB, misses 5,000m Olympic standard by 22 seconds in South Africa

No longer permitted to compete in the 800m, Semenya is looking to make the jump up to the 5,000m for the Tokyo Games