Ouch, GSP Goes Down, Dana Hypes UFC on Fox 2 On The Round Up

MMA Nation Round-Up provides you with daily coverage of the latest in news, multimedia, and analysis throughout the world of combat sports. This morning we'll look at the bad news -- Georges St. Pierre's ACL tear -- and the more fun news -- Dana White and the fighters hyping UFC On Fox 2 in Chicago.

Let's get to it.

First the ugly, UFC welterweight champ Georges St. Pierre is out with a torn ACL and needs surgery. 

- UFC 143: Georges St. Pierre Out With Blown ACL, Diaz Vs. Condit For Interim Title

- Georges St. Pierre Injury A Complete Tear Of The ACL

- GSP's Doctor Says Georges St. Pierre Has A 95% Chance To Fully Recover From Torn ACL 

- Georges St. Pierre Injury: Complete English Transcription Of Press Call With GSP And His Doctor 

- Loss Of Georges St. Pierre Is Particularly Damaging For A UFC In Transition - Jonathan Snowden

And now the happy stuff, UFC on Fox 2:

- UFC On Fox 2: Rashad Evans And Phil Davis Talk Some Trash And Build Some Heat

- VIDEO: UFC On Fox 2 Press Conference With Dana White, Chael Sonnen, Rashad Evans, More 

And then there's UFC 140. MMA Fighting's Ariel Helwani is in Toronto and he's been talking to the fighters:

- Lyoto Machida Reveals Whether Sensei Seagal Will Be at UFC 140

- Frank Mir Sees Positives in Having to Fight Antonio Rodrigo Nogueira Again

- Manager Malki Kawa Talks Condit vs. Diaz, Jon Jones' Vacation, Chris Leben's Future

- Antonio Rodrigo Nogueira Discusses Health Status Heading Into UFC 140

- Antonio Rogerio Nogueira Looks to Make Splash at UFC 140 Off Tito Ortiz's Name