Unbeaten rising contender David Benavidez (18-0, 17 KOs) of Phoenix, Ariz. knocked out exciting former title challenger Rogelio “Porky” Medina (37-8, 31 KOs) from San Luis Rio, Mexico in a super middleweight world title eliminator that headlined a special Saturday night edition of Premier Boxing Champions on FS1 and FOX Deportes from Laredo Energy Arena in Laredo, Texas.