UFC Lightweight Champion Islam Makhachev vs. Arman Tsarukyan Referee: Herb Dean Judges: Sal D’Amato, Derek Cleary, Ron McCarthy UFC Bantamweight Champion Merab Dvalishvili vs. Umar Nurmagomedov ...

Scroll below to see which referees and judges are on assignment for each fight at UFC 311. Referee: Herb Dean Judges: Sal D'Amato, Derek Cleary, Ron McCarthy Referee: Jason Herzog Judges ...

John McCarthy believes the UFC could benefit from adding an on-air rules analyst like other professional sports such as the NBA and NFL. It's a role McCarthy is currently executing under the PFL ...