Kevin McBride McBride's career-defining performance was a victory over Mike Tyson, former undisputed world heavyweight champion, via a 6th-round TKO on 11 June 2005 when Tyson quit the fight by informing the referee that he would not be able to continue to round Seven in the MCI Center in Washington, D.C. The aged Tyson explained in a post fight interview that his heart wasn't into the sport any more. Tyson announced his retirement after the bout, saying "I'm not going to disrespect the sport anymore by losing to this caliber of fighter". McBride has suffered six losses by knockout—including twice against fighters
Goody Petronelli out to be Hagler's final fight. Petronelli trained others who would fight in world title bouts: World Boxing Organization super middleweight champion Steve Collins; Hagler’s brother, United States Boxing Association middleweight champion Robbie Sims, who lost to Sumbu Kalambay in 1988 for the WBA championship; and Malawian light heavyweight Drake Thadzi, who lost to Virgil Hill in a WBA title bout in 1995. Petronelli also trained his brother’s son, Tony, who won the North American Boxing Federation light welterweight title in 1976; New England super featherweight champion Mike Cappiello; Massachusetts middleweight champion Mike Culbert; and Kevin McBride, whose TKO victory