Mike Tyson vs. Michael Spinks the sport a month later. The Tyson fight was the only loss of his professional career. Tyson also spoke of retiring, hinting that "this may be my last fight." The win over Spinks has been described as the pinnacle of Tyson's boxing career. It was also his last fight under longtime trainer Kevin Rooney, who was dismissed by Tyson in December. Tyson made two more successful title defences before losing to James 'Buster' Douglas in a major upset in 1990. He continued fighting until 2005, but was unable to replicate his earlier achievements. Tyson and Spinks have both been inducted
Mike Tyson vs. Michael Spinks was "Tyson, Tyson, Tyson." Another former heavyweight champion, George Foreman, also predicted a Tyson win. Muhammad Ali thought Spinks would win, as "he hits hard enough, he'll stick and move, he's fast on his feet, and he'll keep his distance." Tony Zale and sportswriter Bert Sugar backed Spinks to out-box Tyson. Dave Anderson of the "New York Times" wrote that Spinks would win, "probably in a 12-round decision. But possibly in a late-round knockout." Reigning WBA welterweight champion Marlon Starling, veteran announcer Don Dunphy and Tyson's former trainer Teddy Atlas also favoured Spinks. Contender Meldrick Taylor felt Tyson would win