20 min

Penchant For Poison Forensic Files

    • True Crime

Three seemingly unrelated deaths proved to be serial murders.   The killer had been careful; he used poison which has no taste or odor.  Fortunately for investigators, it also had a unique chemical signature.   

To learn more about how HLN protects listener privacy, visit cnn.com/privacy

Three seemingly unrelated deaths proved to be serial murders.   The killer had been careful; he used poison which has no taste or odor.  Fortunately for investigators, it also had a unique chemical signature.   

To learn more about how HLN protects listener privacy, visit cnn.com/privacy

20 min

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