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
Scipio Spinks shuttled between Class AAA and the major league club for the next few seasons. The hard-throwing Spinks had control problems but also struck out an average of one batter per inning in the American Association. In April 1972, Spinks was traded to the Cardinals for Jerry Reuss. He started the season with the major league club and pitched well. By midseason, he was third in the National League in strikeouts, behind only Steve Carlton and Tom Seaver. Spinks finished with a 2.67 ERA. Spinks was exceptionally fast for a pitcher, and for that reason the Cardinals frequently used him as