In the UFC 158 main event, UFC welterweight titleholder Georges St-Pierre faces his fiercest rival, Nick Diaz, in a highly-anticipated championship showdown. Plus, rivalry continues as Rory MacDonald faces the only man to beat him, Carlos Condit.
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Countdown to 158: St-Pierre vs. Diaz
Two fighters with two distinct personalities will finally meet in the Octagon when UFC welterweight champion Georges St-Pierre faces former Strikeforce welterweight champ Nick Diaz at UFC 158. Watch the Countdown to UFC 158 now!