A Life of Knockouts and Heartbreaks The passing of Canadian boxer George Chuvalo at 89 marks the end of an era in boxing.
His remarkable career was marked by unyielding resilience and a remarkable ability to take punches from some of the greatest heavyweights of all time, including Muhammad Ali.
Chuvalo's battles with Ali in the 1960s are legendary, but it's his personal story that's just as captivating.