Top 15 KOs in boxing history

9. Buster Douglas KO10 Mike Tyson, Feb. 10, 1990 – Tyson was a 42-1 favorite to defend his IBF/WBA/WBC heavyweight titles, but he was in trouble right from the start. He had a powerful jab that he kept popping in Tyson's face. Tyson dropped Douglas in the eighth, nearly saving his title, but Douglas came back strong. He hit Tyson with an uppercut and then a series of shots, that dropped Tyson. Tyson was unable to get up and suffered his first, and most stunning, defeat. (Photo credit: Getty)

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On the heels of one of the most devastating knockouts in boxing history, Yahoo! Sports analyst Kevin Iole gives his top 15 KOs of all-time. Where does Juan Manuel Marquez's knockout of Manny Pacquiao rank in history?

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