Leon Spinks results. In 1994 he lost a bout by KO to John Carlo, the first time a former heavyweight champion had lost to a boxer making his pro debut (promoter Charles Farrell later admitted to falsifying Carlo's record in order to get the fight sanctioned by the District of Columbia). Spinks retired at age 42, after losing an 8-round decision to Fred Houpe in 1995, who was coming off a seventeen-year hiatus. During the 1990s, Spinks worked for Frontier Martial-Arts Wrestling, winning its world title in 1992, making him the only man to hold titles in both boxing and wrestling. In
Muhammad Ali vs. Leon Spinks 144–141, while the third was 142–143 giving him a split decision win. Spinks became the Undisputed Heavyweight Champion after only eight professional bouts, and the only man ever to defeat Ali in a title match. This bout was named the Ring Magazine upset of the year. "Sports Illustrated" covered the bout, and with that historic upset put Leon Spinks on the magazome cover. Spinks was later stripped of his WBC heavyweight title for refusing to fight no. 1 contender Norton. Instead, Spinks signed for a rematch with Ali at the Louisiana Superdome in New Orleans. The rematch took place on