Leon Spinks Leon Spinks Leon Spinks (born July 11, 1953) is an American former professional boxer who competed from 1977 to 1995. In only his eighth professional fight, he won the undisputed heavyweight championship in 1978 after defeating Muhammad Ali in a split decision, in what was considered one of the biggest upsets in boxing history. Spinks was later stripped of the WBC title for facing Ali in an unapproved rematch seven months later, which he lost by unanimous decision. Besides being heavyweight champion and his characteristic gap-toothed grin (due to losing two and later all four of his front teeth), Spinks
Michael Spinks vs. Dwight Muhammad Qawi to argue that, had Spinks not stepped on Qawi's foot, Qawi would have never been credited with knocking Spinks down. Qawi, perhaps because of his pneumonia, tired somewhat and backtracked during rounds eleven to thirteen, rounds which would later become key rounds in the fight. Suspecting that he was behind on points, Qawi became more aggressive in rounds fourteen and fifteen. He staggered Spinks with two rights towards the end of round fourteen, but could not finish up his foe as the bell rang soon afterwards. Qawi came swinging from every angle at the start of the last round, probably