Mike Tyson vs. Brian Nielsen Originally, Tyson was rewarded with a technical knockout victory, but it was later changed to a no-contest in January 2001 after a post-fight drug test revealed that Tyson had tested positive for marijuana. Just days before Tyson's positive test became known to the public, he was also issued a three-month suspension by the State of Michigan, which the Nevada Athletic Commission agreed to uphold, though the suspension had little effect on Tyson's boxing schedule as he had already announced his intentions to take those three months off. After serving the suspension, Tyson's next fight was initially going to be against
Mike Tyson vs. Donovan Ruddock II Mike Tyson vs. Donovan Ruddock II Mike Tyson vs. Donovan Ruddock II, billed as "The Rematch", was a professional boxing match contested on June 28, 1991. Three months earlier, Tyson and Ruddock, who were boxing's number one and two ranked heavyweights respectively, had fought each other to determine who would next face the Undisputed Heavyweight Champion Evander Holyfield. Mike Tyson was awarded the victory via a controversial 7th-round technical knockout. After Tyson hit Ruddock with a six-punch combination, referee Richard Steele stepped in and stopped the fight despite the fact the Ruddock had not been knocked down and appeared to