WADA welcomes result of appeal in case of U.S. sprinter Erriyon Knighton – World Anti Doping Agency

  1. WADA welcomes result of appeal in case of U.S. sprinter Erriyon Knighton  World Anti Doping Agency
  2. Erriyon Knighton Faces Four-Year Ban For Doping Violation  RunnerSpace.com
  3. Knighton and Welteji punished by AIU after anti-doping rulings  Athletics Weekly
  4. US sprinter Erriyon Knighton hit with lengthy doping ban that will keep him out of Olympics  New York Post
  5. Olympic sprinter Erriyon Knighton gets 4-year ban for positive test for anabolic steroid  Dunya News

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