Carlos Condit outpointed Nick Diaz to win the interim UFC welterweight title and earn a shot at champion Georges St-Pierre with a unanimous decision victory in the main event of UFC 143 on Saturday night in Las Vegas.

Heavyweight Fabricio Werdum picked apart Roy Nelson to earn a clear-cut unanimous decision victory in his return to the Octagon in the co-main event of UFC 43 on Saturday night in Las Vegas.

Josh Koscheck edged Mike Pierce for a split decision win on Saturday at UFC 143 in Las Vegas to remain in the hunt for another shot at the welterweight title.

Koscheck improves to 17-5 after winning five of his last six fights, with his only loss coming to welterweight champion Georges St-Pierre.

Renan Barao moved closer to a shot at the bantamweight title as the once-beaten Brazilian claimed a unanimous decision over Scott Jorgensen on the UFC 143 main card in Las Vegas, while middleweight Ed Herman picked up his third-straight victory with a second-round submission of previously unbeaten Clifford Starks.

Rising featherweight Dustin Poirier pushed his win streak to five-straight as he forced newcomer Max Holloway to submit to a mounted armbar/triangle choke combo to cap off Saturday's UFC 143 preliminary card in Las Vegas.

Edwin Figueroa, Matt Brown, Stephen Thompson, Rafael Natal, and Matt Riddle also earned victories on the UFC 143 prelims.

A rematch between light heavyweights Brandon Vera and Thiago Silva has been scrapped just days after it was announced for UFC on FX 3, as Vera has been injured and Silva now awaits a new opponent for the May 15 event in Fairfax, Virginia, the UFC announced Saturday.

MMAFrenzy.com will have live results and play-by-play from tonight's UFC 143 event in Las Vegas, which is headlined by Nick Diaz vs. Carlos Condit for the interim welterweight title and a shot at champion Georges St-Pierre.

Our live coverage will begin at 7pm ET for the preliminary card and 10pm ET for the pay-per-view main card.

MMAFrenzy.com presents its latest podcast, where host Steve “bsbiz” Barnes is joined by writers Chris Leslie and Bryan Robison providing analysis of this week’s MMA news including a post-fight breakdown of the UFC on Fox 2, a preview of UFC 143, Dana White's rant about hackers, and more.

The UFC has released highlights from Friday's UFC 143 weigh-ins, as headliners Nick Diaz and Carlos Condit made their interim title fight official and Josh Koscheck and Mike Pierce also hit the scale ahead of Saturday's pay-per-view event in Las Vegas.

MMAFrenzy’s coverage of Saturday’s main card concludes with our preview of a welterweight battle between Nick Diaz and Carlos Condit. The showdown will be for the interim welterweight championship. Stay tuned to MMAFrenzy throughout the weekend, as we post weigh-in results, along with results of Saturday's event.