Watch UFC 143 online tonight: 'Diaz vs Condit' live video stream/PPV details for Feb. 4

Watch UFC 143: "Diaz vs. Condit" pay-per-view (PPV) event tonight (Feb. 4, 2012) from the Mandalay Bay Events Center in Las Vegas, Nevada.

Ultimate Fighting Championship (UFC) will once again air an entire fight card TONIGHT (Feb. 4, 2012), this time it's UFC 143: "Diaz vs. Condit," which will begin around 7 p.m. ET with the welterweight fight between Dan Stittgen vs. Stephen Thompson that will stream LIVE on

Once the Facebook stream ends, the rest of the "Prelims" under card will begin to air live on FX at 8 p.m., featuring fights between Dustin Poirier vs. Max Holloway and Matt Riddle vs. Henry Martinez, among others.

There are tons of ways to watch the pay-per-view (PPV) main card tonight, which begins at 10 p.m. ET, featuring former Strikeforce and World Extreme Cagefighting (WEC) champions, Nick Diaz and Carlos Condit, respectively, in the main event of the evening, dueling for the UFC interim welterweight championship.

You can call up Comcast or your local cable and/or satellite provider (DirecTV) and order the PPV on your television. For the Internet folks among us, you can also stream the event on your computers using UFC.TV, Yahoo! Sports or UStream, among others. Mixed martial arts (MMA) fans in the United Kingdom can watch UFC 143 for FREE this weekend in a special promotion that you can learn more about right here.

And if you're really in a pinch, you can watch UFC 143 on your mobile phone via the Android Market or even now on Gamers can also catch the UFC 143 action on Xbox Live with the help of their video game consoles. Remember, too, that you can watch UFC 143 in 3-D at home or in a movie theater near you (more details here).

However, if you need your UFC 143 results as soon as possible, for free, will deliver up-to-the-minute results and live fight coverage, including round-by-round, blow-by-blow coverage of all the UFC 143 action before, during and after the event RIGHT HERE.

More details on the UFC 143 fight card, who is fighting who, as well as how to keep yourself updated all night long, after the jump:

Main event:

170 lbs.: Carlos Condit vs. Nick Diaz

Main card (pay-per-view):

265 lbs.: Roy Nelson vs. Fabricio Werdum
170 lbs.: Josh Koscheck vs. Mike Pierce
145 lbs.: Renan Barao vs. Scott Jorgensen
155 lbs.: Ed Herman vs. Clifford Starks

Preliminary card (FX Channel):

145 lbs.: Max Holloway vs. Dustin Poirier
170 lbs.: Matt Riddle vs. Henry Martinez
135 lbs.: Alex Caceres vs. Edwin Figueroa
170 lbs.: Matt Brown vs. Chris Cope

Preliminary card (Facebook):

185 lbs.: Rafael Natal vs. Michael Kuiper
170 lbs.: Dan Stittgen vs. Stephen Thompson

To watch the UFC 143 "Prelims" on Facebook, (if you have a Facebook profile) simply "Like" the UFC Facebook page and check out the "UFC Live Streams" tab on the left-side menu.

Remember, too, that our round-by-round results of the under card fights on Facebook/FX will begin to flow around 7 p.m. ET later this evening and run right on through to our main card pay-per-view (PPV) coverage, which is set to start at 10 p.m. ET, from the Mandalay Bay Events Center in Las Vegas, Nevada.

To get up to speed on all the news and notes for UFC 143: "Diaz vs. Condit" be sure to hit up our comprehensive event archive right here.

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