Shelby Houlihan, the U.S. record holder in the 1500m & 5000m, tested positive for the banned substance Nandrolone from a Dec. test & is banned for 4 years. No Olympic Trials. Says the positive test came from contaminated meat in a burrito. Appealed AIU's decision to CAS & lost. pic.twitter.com/MZs7pskQNH

— Chris Chavez (@ChrisChavez) June 14, 2021