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. Ronald Johnson (boxer):  Ronald Johnson is known both for fighting and promoting big boxing events that featured Zab Judah, Joel Casamayor, Michael Grant, Hector Camacho Jr. and many other notable names in the sport. Joel Casamayor: Joel Casamayor Johnson (born July 12, 1971) is a Cuban American former professional boxer who competed from 1996 to 2011. Joel Casamayor:  As an amateur, Casamayor won a gold medal in the bantamweight division at the 1992 Olympics, after which he defected to the United States on the eve of the 1996 Olympics.
Joel Casamayor