Nick Diaz: 10 Crazy Moments Few figures in MMA are as intriguing as the favorite son of Stockton, Calif., Nick Diaz.

UFC 143 Preview: The Main Card The Ultimate Fighting Championship’s traditional Super Bowl weekend card almost always manages to provide mixed martial arts fans with a...

Gracie: Diaz Saved UFC 137 Cesar Gracie doesn’t believe the UFC compensated Nick Diaz fairly for his win Saturday over B.J. Penn in the UFC 137 main event.

Diaz Banks Event-High $200,000 Paycheck at UFC 137 Nick Diaz took home $200,000 for his three-round, unanimous decision win over B.J. Penn, making the former Strikeforce welterweight champ the highest-paid fighter on Saturday’s...

By the Numbers: UFC 137 Trademark aggression and crushing pace carried Nick Diaz, as he made a triumphant return to the Ultimate Fighting Championship at the expense of former two-division champion...

Matches to Make After UFC 137 In terms of reintroducing himself to the Ultimate Fighting Championship, Nick Diaz could not have scripted a better performance.

Spectacular Diaz Batters Penn at UFC 137 Nick Diaz took out B.J. Penn and took aim at welterweight champion Georges St. Pierre.

UFC 137 Prelims: Cerrone Submits Siver in First Round Former WEC lightweight title contender Donald Cerrone stayed hot.

UFC 137 Results and Play-by-Play Sherdog.com will report from the Mandalay Bay Events Center in Las Vegas at 6:15 p.m. ET with play-by-play and live results of UFC 137, which is headlined by a welterweight contest between B.J. Penn and...

Penn, Diaz Get UFC 137 Green Light When a knee injury forced welterweight king Georges St. Pierre to withdraw from the UFC 137 main event against Carlos Condit, he left a significant void behind. Enter former two-division champion B.J....