Former UFC bantamweight Francisco Rivera is the second fighter since the UFC formed its relationship with the U.S. Anti-Doping Agency (USADA) to get a four-year suspension. USADA today announced the news after Rivera’s (11-7 MMA, 4-6 UFC) case and subsequent suspension were reviewed by an independent arbitrator. Rivera tested positive for the banned substance clenbuterol during an out-of-competition urine sample collected on July 23, 2016. More from USADA’s statement on Rivera’s situation: After a thorough investigation into the circumstances of Rivera’s case, USADA concluded that the clenbuterol levels detected in his sample were inconsistent with what could be expected from meat contamination
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USADA hands Francisco Rivera four-year suspension – MMA Junkie