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MIAMI, FL - FEBRUARY 25, 1964: Cassius Clay stands in the middle of the ring talking with a reporter after defeating Sonny Liston in six rounds by TKO for the World Heavyweight boxing title on February 25, 1964 at Convention Hall in Miami, Florida.(Photo by Focus On Sport/Getty Images)

MIAMI, FL - FEBRUARY 25, 1964:  Cassius Clay stands in the middle of the ring talking with a reporter after defeating Sonny Liston in six rounds by TKO for the World Heavyweight boxing title on February 25, 1964 at Convention Hall in Miami, Florida.(Photo by Focus On Sport/Getty Images)