On February 15, 1978, Muhammad Ali (55-2, 37 KOs), the undisputed heavyweight world champion, holding the WBA, WBC, and The Ring belts, defends his undisputed championship against fellow American challenger, Leon Spinks (6-0-1, 5 KOs).
Muhammad Ali is coming in to the fight on a 14-fight win streak with a 64% KO rate; his last fight was a unanimous decision win over Earnie Shavers, 4 months and 17 days ago. Leon Spinks is on a 1-fight win streak with a 71% KO rate, with his last fight being a unanimous decision win over Alfio Righetti, 2 months and 28 days ago.
The winning odds are at 76.6-23.4 in favor of Muhammad Ali. It is going to be a competitive fight and Leon Spinks will put up a very good fight, but Ali will prevail.
Leon Spinks defeated Muhammad Ali via split decision and wins the WBA, WBC, and The Ring heavyweight world champion — and becomes the undisputed heavyweight world champion — in his first world-title fight. Spinks improves his record to 7-0-1, while Ali adds a loss to his record at 55-3.