Source: Stephan Bonnar fails test
Recently retired light heavyweight Stephan Bonnar and heavyweight Dave Herman failed their respective UFC 153 postfight drug tests, a source told ESPN.com on Friday.
The source said that Bonnar tested positive for drostanolone, an anabolic steroid. Herman tested positive for marijuana metabolites.
UFC 153 took place in Rio de Janeiro on Oct. 13.
The failed postfight drug test was Bonnar's second. He tested positive for boldenone after a unanimous decision loss to Forrest Griffin ...
Read full story