LAUSANNE, Switzerland – The longtime standoff between Olympic champion Caster Semenya and track and field’s governing body over issues of gender, hormones and performance in sports reached a pivotal ...

Olympic and world champion 800-meter star Caster Semenya has filed an appeal to the Federal Supreme Court of Switzerland regarding the IAAF and Court of Arbitration for Sport's new regulations to ...

The governing body of track argued in court that Olympic champion Caster Semenya is “biologically male” and that is the reason she should reduce her natural testosterone to be allowed to compete in ...

Caster Semenya was accused by the IAAF of intentionally running slowly at times to mask her alleged advantage from elevated natural testosterone, according to recently released court documents.

For years, Olympic champion Caster Semenya has been fighting for the right to compete. The South African sprinter, who's won back-to-back golds in the 800m, is hyperandrogenous, meaning that she was ...

GOLD COAST, AUSTRALIA - APRIL 13: Caster Semenya of South Africa looks on prior to competes in the Women’s 800 metres final during athletics on day nine of the Gold Coast 2018 Commonwealth Games at ...

The Swiss Federal Supreme Court has reversed its ruling to temporarily suspend the International Association of Athletics Federation's rule on testosterone limits for Olympic and world champion Caster ...

Caster Semenya, a two-time Olympic 800 meter champion, filed an appeal challenging the Court of Arbitration for Sport (CAS) decision to allow the IAAF to regulate testosterone levels among female ...

FILE - In this Aug. 13, 2017, file photo, South Africa’s Caster Semenya celebrates after winning the gold in the final of the Women’s 800m during the World Athletics Championships in London. Caster ...