Sha’Carri Richardson, a Track Sensation, Tests Positive for Marijuana

Sha’Carri Richardson at the U.S. Olympic trials last month in Eugene, Ore.Credit...Chang W. Lee/The New York TimesThe American sprinter Sha’Carri Richardson, who was set for a star turn at the Tokyo Olympics this month, tested positive for marijuana at the U.S. track and field Olympic trials, according to two people with knowledge of the test results who requested anonymity because they were not authorized to discuss the situation.

Richardson, 21, won the women’s 100-meter race at the U.S. trials in Oregon last month, but her positive test automatically disqualified her from that marquee Olympic event. It is unclear whether she will appeal the test result and the disqualification.

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