Related Clues:

• Cosell assignment
• Boxing family name
• Larter of 'Heroes'
• Rope-a-dope inventor
• Olympic flame lighter at Atlanta
• Big name in boxing lore
• First Shia imam
• Rhyming boxer
• Boxer Muhammad
• Old Clay
• 'Boxing is a lot of white men watching two black men beat each other up' speaker
• He's "The Greatest"
• 'Float like a butterfly, sting like a bee' boxer
• Frazier downer
• Ring king Muhammad