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
NWA World Historic Light Heavyweight Championship become the third ever NWA World Historic Light Heavyweight Champion. Bucanero became the first champion to have not also held the previous NWA World Light Heavyweight Championship. Due to the championship being vacated on February 23, 2015, CMLL held a tournament for the vacant light heavyweight championship starting March 1, 2015. La Sombra and Rey Bucanero outlasted Atlantis, Blue Panther, Dragón Rojo Jr., Ephesto, Misterioso Jr., Mr. Águila, Niebla Roja, Stuka Jr., Valiente and Último Guerrero in a 12-man "torneo cibernetico" elimination match. On March 8, Bucanero defeated La Sombra to win the tournament and the vacant championship. NWA World