@investigationdiscovery: After Margaret Douglas was killed in Wadsworth, Ohio, detectives found that her killer had recorded what he did to her body. He kept the files in a private photo vault called "Dark," and the password was "murder." One expert sees that effort as a sign of criminal sophistication. Watch "Signs Of A Psychopath" Tuesdays on ID and stream on @HBOMax. #SignsOfAPsychopath

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Monday 02 November 2026 17:08:32 GMT