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 vs. Dwight Muhammad Qawi to six were, on the eyes of many, including the judges, dominated by Spinks . By the middle rounds, however, Qawi began to untrack, and, in round eight, Spinks suffered two falls: the first one was ruled a slip, but the second one was a controversial knockdown. As Spinks stepped on one of Qawi's feet, Qawi landed a blow to Spinks' body. Left without any choice (because Qawi had landed a punch the moment before Spinks fell), the referee issued an eight-second count after Spinks rose, making it officially Spinks' first career fall. The knockdown was controversial, because many continue