Leon Spinks win the heavyweight title, he had a clear loss by a TKO in the third round at Joe Louis Arena in Detroit, Michigan on June 12. It was Spinks' last heavyweight bout for years, as he began boxing in the cruiserweight division. He beat contender Ivy Brown by a decision in ten rounds, and gained a decision against former and future title challenger Jesse Burnett in twelve rounds. When his brother Michael Spinks defeated Larry Holmes in a controversial upset for the IBF heavyweight championship in 1985, they became the only brothers to have held world heavyweight championships. They kept
Mike Tyson vs. Michael Spinks in "two to three rounds". Former world champions Jake LaMotta and Billy Conn and trainers Gil Clancy, Angelo Dundee and Richie Giachetti all picked Tyson to win by knockout, as did Gerry Cooney and Dan Duva. Ray Arcel thought Tyson would win on points. IBF middleweight champion Frank Tate gave Tyson the edge, while trainer Lou Duva felt that Tyson would ultimately have too much power for Spinks. James Smith, who had lost a decision to Tyson the previous year, said that for Spinks to win he would "need to take me in the ring with him." Emmanuel Steward's prediction