GALVESTON, Texas (December 14, 2020) — A strong undercard showcasing young, talented boxers from Texas and Southern California will provide support for this Friday night’s “Battle of Rio Grande” card, airing live on pay per view from Galveston Island Convention Center in Galveston, Texas..Former world super middleweight title-holder Gilberto “Zurdo” Ramirez (40-0, 26 KOs) challenges …