Cory Spinks welterweight titles in 1997. Spinks went 29-2 in his first 31 contests, only losing to Antonio Díaz (regarded as a controversial decision by some boxing analysts and ringside observers) and Michele Piccirillo, whom he defeated by decision in a re-match. However, Spinks rose to boxing stardom by unifying the WBC, WBA, IBF, and "The Ring" and lineal welterweight titles on December 13, 2003, when he defeated Ricardo Mayorga by majority decision. Spinks was a 5 to 1 underdog going into the fight with Mayorga. The judges scored the fight 114-112, 117-109, 114-114, favoring Spinks. Spink' first Welterweight title defense came
Mike Tyson vs. Michael Spinks if it ended in a knockout, but favoured Spinks if it went the distance. 1940s middleweight champion Rocky Graziano predicted Spinks would "psych out Tyson, then knock the hell out of him." Archie Moore gave Spinks "a wonderful chance" of winning. Floyd Patterson, who like Tyson had been trained by Cus D'Amato, said "I originally picked him [Tyson], and I still do, but now I give Spinks a chance." Spinks entered the ring as a 4–1 underdog. Minutes before the fighters were due to enter the ring, there was a commotion in Tyson's dressing room when Butch Lewis noticed a