Leon Spinks vs. Muhammad Ali II John Tate and Gerrie Coetzee for the vacant WBA title. "We knew Muhammad Ali was going to retire," Arum said, "but as long as he delayed, I couldn't make definite plans." However, in October 1980 Ali returned to face WBC Champion Larry Holmes but was stopped by TKO in the 10th round. He then retired for good after a lackluster loss to Trevor Berbick in December 1981, thus making this fight the final win in Ali's career. Leon Spinks vs. Muhammad Ali II Leon Spinks vs. Muhammad Ali II, was a professional boxing match contested on September 15, 1978 in
Michael Spinks a successful amateur career, which culminated in his Olympic gold medal win, Spinks went undefeated in his first 31 professional fights, beating such opponents as Dwight Muhammad Qawi, Eddie Mustafa Muhammad, Marvin Johnson and Eddie Davis en route to becoming the undisputed light heavyweight champion. Following ten successful title defenses, Spinks moved up to heavyweight, and as an underdog defeated long-reigning IBF heavyweight champion Larry Holmes; in doing so, Spinks became the first reigning light heavyweight world champion to win the heavyweight title. In his final fight, Spinks was knocked out by Mike Tyson in 91 seconds, the only defeat