The UFC 158: St-Pierre Vs Diaz weigh ins take place today in Montreal in preparation for tomorrow nights card at the Bell Centre. All the trash talking and training is over, and the only thing left for Defending Welterweight Champion Georges St-Pierre and challenger Nick Diaz to do is to get into the octagon on”¦The post UFC 158: St-Pierre Vs Diaz Weigh Ins (VIDEO, 4:00 PM EST) appeared first on Fighters.com.