UFC star Lesnar flagged for potential flunked drug test

LAS VEGAS — Brock Lesnar’s UFC comeback could stall after one fight after the former heavyweight champion was flagged for a potential anti-doping violation. The UFC said Friday it was notified by the USADA of a potential anti-doping policy violation stemming from an out-of-competition sample collection on June 28. The USADA did not announce what […]