From Wednesday, June 21, 2017: Thom talks to Ultimate Fighting Championship's Vice President of Regulatory Affairs Marc Ratner about what makes mixed martial arts so popular. Plus, they discuss his time as executive director of the Nevada State Athletic Commission where he oversaw some crazy moments in boxing history including Fan Man and Mike Tyson biting Evander Holyfield. Finally, Thom, of course, asks him about the upcoming Floyd Mayweather versus Conor McGregor bout.