Boxing in the 1950s and Floyd Patterson emerged as the youngest heavyweight champion in history (coincidentally, he beat Moore for the title left vacant by Marciano). Patterson remained the youngest heavyweight champion in history until November 22, 1986, when a 20-year-old Mike Tyson defeated the 31-year-old WBC Heavyweight Champion Trevor Berbick by TKO in round 2. The dark side of boxing once again emerged: Jake LaMotta alleged at a hearing that he had thrown a fight with Billy Fox in exchange for a try at the world Middleweight title, and Jim Norris, an important promoter of the time, was associated with Blinky Palermo and
Boxing at the 2011 Pan American Games – Super heavyweight Boxing at the 2011 Pan American Games – Super heavyweight The men's super heavyweight competition of the boxing events at the 2011 Pan American Games in Guadalajara, Mexico, was held between October 24 and 29 at the Expo Guadalajara Arena. The defending champion was Robert Alfonso from Cuba. Super heavyweights were limited to those boxers weighing higher than or equal to 91 kilograms. This weight category is the heaviest out of the ten boxing events. Like all Pan American boxing events, the competition was a straight single-elimination tournament. Both semifinal losers were awarded bronze medals, so no boxers competed again