The light heavyweight champion Ronald Johnson is known for fighting and promoting big boxing events that featured which Cuban American former professional boxer who won a gold medal as an amateur at the 1992 Olympics?
Ronald Johnson (boxer): Ronald Johnson is a Light heavyweight champion from Cleveland, Ohio, USA. Joel Casamayor: Joel Casamayor Johnson (born July 12, 1971) is a Cuban American former professional boxer who competed from 1996 to 2011.
i don't know