Reuters  —  The Court of Arbitration for Sport (CAS) has overturned French Olympic fencer Ysaora Thibus ’ four-year suspension for doping, ruling that her positive test for a banned substance was caused by kissing her then-boyfriend, American fencer Race Imboden . Thibus, silver medalist in team foil at the Tokyo Games, had tested positive for ostarine, a prohibited muscle-building substance, during a competition in Paris in January 2024. However, CAS concluded there was no intentional