Michael Spinks world Heavyweight champion in Las Vegas. 1979 saw Spinks get less than three minutes of boxing action inside a ring, with his only fight ending in a first round knockout of Marc Hans, but in 1980, Spinks took his ascent towards the top to another level, when he beat future IBF super-middleweight champion Murray Sutherland, David Conteh, and fringe contenders Ramon Ronquillo and Alvaro Yaqui Lopez (who challenged for a world title four times). Of his five wins that year, three came by knockout, Sutherland and Johnny Wilburn being the only ones who lasted the distance. By 1981, Spinks was
Leon Spinks who won middleweight gold. Leon would also serve on active duty in the United States Marine Corps from 1973 to 1976. Spinks also had a brief career as a professional wrestler in the 1990s, working for Frontier Martial-Arts Wrestling (FMW) and holding the FMW Brass Knuckles Heavyweight Championship in 1992. Spinks debuted professionally on January 15, 1977 in Las Vegas, Nevada, beating Bob Smith by knockout in five rounds. His next fight was in Liverpool, England, where he beat Peter Freeman by a first-round knockout. Later, he saw an improvement in opposition quality, when he fought Pedro Agosto of Puerto