Veteran referee John McCarthy compares MMA to early days of NFL

John McCarthy explains why weight-cutting more dangerious to MMA than PEDs

EA Sports MMA - Big John McCarthy fait la police

EA Sports MMA : Big John McCarthy

Top UFC Ref John McCarthy: Pacquiao Would Be Better In MMA Than Floyd Mayweather

Ken Shamrock on MMAjunkie.com Radio

Michael Johnson on MMAjunkie.com Radio

Jens Pulver on MMAjunkie.com Radio

Jared Papazian on MMAjunkie.com Radio

Carlos Condit on MMAjunkie.com Radio

MMAjunkie.com Radio: Muhammed "King Mo" Lawal

Francisco Rivera on MMAjunkie Radio

Benny Dariush on MMAjunkie Radio

Alexa Grasso on MMAjunkie Radio

UFC 198's Patrick Cummins on MMAjunkie Radio

Dan Lambert on MMAjunkie Radio

Edson Barboza on MMAjunkie Radio

Rick Story on MMAjunkie Radio

Colby Covington on MMAjunkie Radio

Liam McGeary on MMAjunkie Radio