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
Michael Spinks only fighter to floor Spinks. It would be Spinks's first defeat in the professional ring, as well as his last, as he retired following the fight. Spinks had a record of 31 wins and 1 loss, with 21 wins by knockout as a professional. In addition to his success as a heavyweight, Spinks is generally considered one of the greatest light-heavyweight champions and fighters of all time. He was the only light-heavyweight champion to remain undefeated in the entire history of the division since its inception in 1903 (until Joe Calzaghe), as well as the only reigning light-heavyweight champion to