One of the most prolific serial killers of all time stalked the San Francisco Bay area from the 1960s to the 1970s. He left mysterious ciphers that remained unsolved for decades - until now. Today we analyze what we know and what has been recently discovered about the Zodiac Killer. Sponsored by HelloFresh (http://HelloFresh.com/RedWeb10 + code REDWEB10) and Audible (http://Audible.com/RedWeb or Text REDWEB to 500-500).

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