Get ready for Fight Night with a Vengeance, two world championship rematches with Grand Canyon-sized stakes. Three-division world champ Emanuel “El Vaquero” Navarrete defends his WBO junior lightweight world title against one-time rival Oscar Valdez in an all-Mexican main event on Saturday, Dec. 7, at Footprint Center in Phoenix, Arizona. In the co-feature, WBO featherweight…
