Manage episode 327724531 series 2152818
It sounds like something straight out of a noir film -- an unidentified killer goes on a murder spree and vanishes, taunting the cops before disappearing. Unfortunately, this phenomenon isn't limited to the world of fiction. Learn more about murderers who remain on the loose in in the second part of this two-part update on serial killers who, as of today, seem to have escaped justice.
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