March 29, 1966, Muhammad Ali--the self-proclaimed greatest boxer of all time--clashed with working-class Canadian champ George Chuvalo in a heavyweight title marathon that lasted all 15 rounds. Ali won by unanimous decision but declared Chuvalo “the toughest guy I ever fought.“ Roots of Fight recounts the epic bout through the release of a short documentary that provides new insights to the fight through the use of archival images, fight footage and an exclusive interview with Chuvalo and commemorates t
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