CAS clears Japan's Olympic silver medalist Ikeda of doping, overturns ban.
Race walker Koki Ikeda immediately returns to competition; Ethiopia's marathon runner Ruthie Aga received a 6-year doping ban.
CAS clears Japan's Olympic silver medalist Ikeda of doping, overturns ban.
Race walker Koki Ikeda immediately returns to competition; Ethiopia's marathon runner Ruthie Aga received a 6-year doping ban.