Arthur Leigh Allen had the watch, the knife, the boots, and a survivor's identification — yet when DNA from the Zodiac's letters was finally tested, it didn't match. This episode examines how the most compelling suspect in true crime history was simultaneously confirmed and demolished by evidence.
Audio is available on Spreaker — see link below.
For more than two decades, investigators and the public shared the same quiet conviction. They knew who the Zodiac Killer was.
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