The Rumble in the Jungle: Muhammad Ali and the fight that seemed impossible To understand the greatness of Muhammad Ali, you have to look past the lightning-fast hands and the rhyming taunts. His most inspiring story isn't found in a single punch, but in a three-and-a-half-year silence that nearly cost him everything. ​ ​In 1967, Muhammad Ali was the undefeated, undisputed Heavyweight Champion of the World. He was at the absolute physical peak of his life—faster than any heavyweight in history. But that year, he was called to fight in the Vietnam War. ​Ali refused....