UFC star Conor McGregor on Friday posted -- and then deleted -- a slur-filled tweet calling out longtime rival Khabib Nurmagomedov.

Conor McGregor unleashes a fiery social media attack on Khabib Nurmagomedov, reviving their old rivalry with harsh words and bold challenges.

In a highly publicized trial in 1992, professional boxer Mike Tyson was found guilty of raping 18-year-old beauty pageant ...

UFC legend Chael Sonnen doesn't believe it would be safe for Conor McGregor to fight again given how long he's been out of ...