Muhammad Ali Ken Norton Sr

Former heavyweight champion Ken Norton Sr, the only boxer to break Muhammad Ali's jaw in the ring, died Wednesday in Las Vegas due to complications from a stroke. He was 70.

Norton's death was confirmed by his son, Ken Jr, who works as a linebackers coach for the NFL's Seattle Seahawks. Norton was a force to reckon with in the 1970s. He is best known for breaking the jaw of then heavyweight champ Muhammad Ali in a split decision victory in 1973 to win the North American Boxing Federation heavyweight title.

Norton’s former manager, Gene Kilroy, remembers the epic battle.

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