Vitor Belfort's lab results, which were accidentally emailed out 3 years ago, raises question about the UFC's efforts at self-regulation at that time.

Latest UFC 187 fight card, rumors, and updates for Anthony Johnson vs. Daniel Cormier-led championship pay-per-view (PPV) event on May 23, 2015 in Las Vegas, Nevada, with "Prelims" on FOX Sports 1...

A look at a currently stacked UFC 187 lineup scheduled for May 23rd in Las Vegas, Nevada. Jon Jones battles Anthony Johnson in the night's main event.

Chatter about the potential women's superfight between Ronda Rousey and 'Cyborg' Justino seems louder than ever with both fighting in Los Angeles this weekend. But it's clear the same old obstacles...

UFC 184 full "Prelims" under card preview: Complete online breakdown and predictions for first 3 of 6 under card "Prelims" fights on Fight Pass/FOX Sports 1 on Feb. 28, 2015, in Los Angeles:...