Olympic relay silver medallist’s B-sample tests positive

If British 4x100m relay runner Chijindu Ujah is charged with a doping violation, his entire team will be stripped of their medals and team Canada will be upgraded to silver

Salwa Eid Naser handed two-year ban, will miss Tokyo Olympics

The reigning 400m world champ received the news that she has been banned from competition a full year after her initial suspension

American record holder Shelby Houlihan receives 4-year ban following positive drug test

The Bowerman Track Club star tested positive for nandrolone, a substance she claims was in her system due to contaminated meat