doping violation

U.S. prosecutors charged a Texas man on Wednesday with providing performance-enhancing drugs to athletes competing in last summer’s Olympics in Tokyo, including the star Nigerian sprinter Blessing Okagbare.

Gold-medal sprint contender Christian Coleman’s Olympic prospects might be in jeopardy after three missed drug tests, two people familiar with the case told The Associated Press. The “whereabouts failures” are said to have happened over 12 months, which can be treated as a positive test and doping violation. The people spoke on condition of anonymity […]