As fear gripped California, the Zodiac Killer escalated his mind games—sending letters, making threats, and pushing police and the public to the brink. In Part 2, we trace his psychological unraveling, the search for his true identity, and the failed attempts to bring one of America’s most notorious murderers to justice.

Killer Minds is a Crime House Original Podcast, powered by PAVE Studios. Listen wherever you get your podcasts. For ad-free listening and early access to episodes, subscribe to Crime House+ on Apple Podcasts.

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