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Mark of a Serial Killer

S3 E810/31/21

The Tourniquet Killer
Also available on the nbc app

A Houston killer taunts the media and authorities as he uses homemade ligatures to murder his victims.

Available until 01/01/23
Tags: Mark of a Serial Killer, True Crime, oxygen, serial killers
S3 E844 minTV-14Full EpisodeReality and Game ShowPrimetime
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