Watch UFC 143: Diaz vs. Condit Fights on Facebook & FX

The Ulitmate Fighting Championship is back on Saturday, February 4, with a pre Super Bowl mixed martial arts event live from the Mandalay Bay in Las Vegas, Nevada. The main event will be a battle between two of the sports hottest welterweights Nick Diaz and Carlos Condit for the interim UFC welterweight title, the champion Georges St-Pierre has been sidelined due to an injury that required surgery. The UFC will air two free preliminary fights on their official Facebook page at www.facebook.com/UFC, and will air an entire four fight undercard on cable TV on the FX channel before the official UFC 143: Nick Diaz vs. Carlos Condit Pay-Per-View starts.

UFC 143 Preliminary card on Facebook (5:00 PM ET/PT) – Welterweight bout: Dan Stittgen vs. Stephen Thompson, Middleweight bout: Rafael Natal vs. Michael Kuiper.

UFC 143 Preliminary card on FX (6:00 PM ET/PT) – Welterweight bout: Matthew Riddle vs. Henry Martinez, Welterweight bout: Matt Brown vs. Chris Cope, Bantamweight bout: Alex Caceres vs. Edwin Figueroa, Featherweight bout: Dustin Poirier vs. Max Holloway.