Michael Spinks turned professional with a win over Eddie Benson, knocked out in one round on April 17, 1977 in Las Vegas. With that, Spinks began a 31 fight winning streak that would almost extend to the end of his career. After four more wins, Spinks finished '77 with the first fight that began a gradual ascent in opposition quality: an eight-round decision over Gary Summerhays, a popular young boxer of the time. In 1978, Spinks won two fights, including an eight-round decision over former world Middleweight title challenger Tom Bethea, in the same undercard where his brother Leon dethroned Ali as
Cory Spinks Spinks received star treatment during introductions, with rapper Nelly accompanying him into the ring and leading the crowd in a singalong. Midway through round 9, Judah landed a huge left that hurt Spinks, with a follow-up putting him on the canvas. Spinks rose, but Judah rushed in with a series of hard punches that left Spinks defenseless on the ropes. Judah tried to get the official to step in, but the bout continued until another right-left sent Spinks sprawling into the ropes, where the official finally halted the bout with 11 seconds left, transferring the undisputed Welterweight Championship to Judah.