George Sullivan fails drug test, facing second UFC anti-doping violation

George Sullivan’s toughest opponent over the last year has been USADA.
The UFC welterweight failed a drug test and is facing a second UFC anti-doping policy violation, the promotion announced Thursday. Sullivan is the first athlete to be flagged by USADA twice since it became the UFC’s anti-doping partner in July 2015.
The positive test stems from a sample collected Jan. 14. Sullivan, who is currently serving a one-year suspension by USADA, has been provisionally suspended on top of