On Wednesday morning, the Court of Arbitration for Sport (CAS) ruled in favor of the restrictions placed on female track athletes with high levels of testosterone by the International Association of Athletics Federations (IAAF). The landmark decision means that women like Caster Semenya of South Africa, a two-time Olympic gold medalist in the 800 meters, must take testosterone suppressants in order to continue competing in certain middle-distance events. Since 2009, when Semenya won the World Championship 800 meters in Berlin at the age of 18, the middle-distance runner has been heavily scrutinized by the IAAF. At 5-foot-10 and with a...
