Tyson Gay has not said what banned substance he has been tested positive for, but said he “put [his] trust in someone and was let down. He has pulled out of the world championships in Moscow next month.
Dylan Martinez / Reuters
Sprinter Tyson Gay, who holds the American record in the 100-meter dash, has tested positive for banned substances, the Associated Press reports. Gay has not said what substance he tested positive for, but said the U.S. Anti-Doping Agency notified him on Friday that he had tested positive. Gay told the AP, "I don't have a sabotage story... I basically put my trust in someone and was let down."