The American record holder in the 1500 and 5000 meters will miss the Olympic Trials and the next two Olympics after her appeal was denied. Houlihan is the latest high-profile American track star to test positive for low levels of a banned substance, joining Ajee' Wilson, Jarrion Lawson, and Will Claye. But unlike those three, the CAS did not accept her explanation of contaminated meat.
‒Shelby Houlihan defending herself on Monday at a press event where it was announced she's been banned for 4-years after testing positive.