The 8-round Co-Main Event will Showcase Unbeaten Super Welterweight Contender Alejandro Luis Silva LONG BEACH, CA  – CBN Promotions is proud to announce its next highly anticipated boxing event, taking place on Saturday, September 21, 2024, at Thunder Studios in Long Beach, CA. The action-packed night will be headlined by an 8-round main event featuring undefeated middleweight Nelson Oliva (11-0, 8…