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 71.4-28.6 in favor of Muhammad Ali, but the win will not come easy. It is going to be a competitive fight and Leon Spinks will put on a really good performance, Ali will be required to be at his best.
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.