Muhammad Ali 21 during an elimination bout following Rocky Marciano's retirement. Mike Tyson broke both records in 1986 when he defeated Trevor Berbick to win the heavyweight title at age 20. Soon after the Liston fight, Clay changed his name to Cassius X, and then later to Muhammad Ali upon converting to Islam and affiliating with the Nation of Islam. Ali then faced a rematch with Liston scheduled for May 1965 in Lewiston, Maine. It had been scheduled for Boston the previous November, but was postponed for six months due to Ali's emergency surgery for a hernia three days before. The fight
Muhammad Ali his fights from 1972 to the end of his career in 1981. The Monday night fight lived up to its billing. In a preview of their two other fights, a crouching, bobbing and weaving Frazier constantly pressured Ali, getting hit regularly by Ali jabs and combinations, but relentlessly attacking and scoring repeatedly, especially to Ali's body. The fight was even in the early rounds, but Ali was taking more punishment than ever in his career. On several occasions in the early rounds he played to the crowd and shook his head "no" after he was hit. In the later rounds—in