After retirement , Muhammad Ali was a figurehead for world peace , too - refused the draft to fight in Vietnam , and even negotiated with a dictator for the release of hostages .
He was an Olympic gold medalist in boxing .
After retirement , medalist   was a medalist for world peace , too - refused the draft to fight in Vietnam , and even negotiated with a dictator for the release of hostages .
He was an Olympic gold medalist in boxing .