Where does this come from, and can I check it?

The 22-year-old challenger won the heavyweight title when Liston quit on his stool. The figure is taken from Encyclopaedia Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a sports fact?

Yes. It sits on the Sports shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

What else can I read about it?

The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Cassius Clay shocked Sonny Liston in 1964

The 22-year-old challenger won the heavyweight title when Liston quit on his stool The fight took place in Miami Beach on 25 February 1964, and Clay was a heavy underdog against a champion few thought he could survive. Liston failed to come out for the seventh round, complaining of a shoulder injury, and Clay became world champion. He soon changed his name to Muhammad Ali. It sits in Mondo's sports collection, one of 200 facts that each trace back to the reference below.

Where this comes from

Encyclopaedia Britannica

Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.

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Tags: boxing, heavyweight, 1964

Cassius Clay shocked Sonny Liston in 1964: the short answers

Where does this come from, and can I check it?: The 22-year-old challenger won the heavyweight title when Liston quit on his stool. The figure is taken from Encyclopaedia Britannica, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a sports fact?: Yes. It sits on the Sports shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.