Filed under: UFCThe UFC 137 press conference will feature UFC President Dana White, B.J. Penn, Nick Diaz, Matt Mitrione, Cheick Kongo, Mirko Cro Cop and Roy Nelson on Thursday. We’ll have the live video right here at MMAFighting.com. Diaz will be the marquee attraction because of his hatred for press events. Diaz was initially pulled from a UFC 137 title fight with Georges St. Pierre because he no-showed for press conferences, and now with St. Pierre injured and off the card, Diaz is back in the…