"The Axe Murderer" accepts the challenge, says he'll do the fight if Sonnen accepts.
Robert Drysdale and Kevin Casey suspended after testing positive for PEDs in their latest UFC bouts.
Discussions are ongoing for a Machida vs. Rockhold fight at the end of the year.
Early estimates for the UFC 175 pay-per-view are in.
UFC statement regarding NSAC drug test failure of Kevin Casey and Robert Drysdale.
Rousey passes Johny Hendricks on the UFC P4P rankings.
Dana White backs up Rogan's defense that UFC's production team is to blame for the awkward question
Who got bonuses for "Fight of the Night" and "Performance of the Night" ?
UFC issues an official statement on Stefan Struve's condition
Highlights of a new interview with Russell Doane.