Muhammad Ali, regarded as one of the greatest boxers in history, died on Friday. He was 74.
MORE: Boxing legend Muhammad Ali dead at age 74
Perhaps the most recognized person in the world, Ali will be remembered for iconic victories over Sonny Liston, Joe Frazier, and George Foreman.
Ali had been battling respiratory issues that were complicated by Parkinson's disease. Ali was hospitalized in the Phoenix area as family members gathered by his bedside.
PHOTOS: The life and career of boxing legend Muhammad Ali
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Harold P. Matosian
Muhammad Ali points to a sign he wrote on a chalk board in his dressing room before his fight against Archie Moore in Los Angeles on Nov. 15, 1962.