Mike Tyson vs. Michael Spinks the sport a month later. The Tyson fight was the only loss of his professional career. Tyson also spoke of retiring, hinting that "this may be my last fight." The win over Spinks has been described as the pinnacle of Tyson's boxing career. It was also his last fight under longtime trainer Kevin Rooney, who was dismissed by Tyson in December. Tyson made two more successful title defences before losing to James 'Buster' Douglas in a major upset in 1990. He continued fighting until 2005, but was unable to replicate his earlier achievements. Tyson and Spinks have both been inducted
Michael Spinks defense to resume his assault. Qawi's best moments were accidentally stepping on Spinks' foot in round eight (apparently this was officially scored a knockdown by the judges) and a few "too little, too late" bombs in round 14. The official scores of 144-140, 144-141 and 144-141 surely reflected a mis-scored rd. 8 "knockdown" as Spinks realistically only surrendered 2 possible rounds (1 and 14). He defended the title one more time before the end of the year, against Oscar Rivadeneira in Alaska, whom he beat by a ten-round knockout. Spinks fought only once in 1984, retaining his crown with a