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The long awaited grudge match between UFC Welterweight Champion Georges St. Pierre and Nick Diaz is set for UFC 158. St. Pierre recently returned from a long layoff at UFC 154, he defeated UFC Interim Welterweight Champion Carlos Condit in a unification fight. Diaz will be competing for the first time since a failed drug test, which came after a loss to Carlos Condit at UFC 143. UFC 158 takes place on March 16th at the Bell Centre in Montreal, Quebec, Canada with the aforementioned fighters headlining.
