Shelby Houlihan, an American runner, tested positive for a banned steroid and blamed a burrito for what she claimed is a false..
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Shelby Houlihan media coverage
Shelby Houlihan is scheduled to race Friday at the US Olympic track and field trials even though she has been banned for four years..
Shelby Houlihan, a medal favorite, will miss the U.S. Olympic trials after she tested positive for a banned steroid. She has blamed..