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Mark of a Serial Killer
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Investigators Begin to Notice a Pattern with Baton Rouge Killings

CLIP03/25/22
Also available on the nbc app

While investigating another body, Louisiana law enforcement notice that this body shows similarities to the Johnnie Mae Williams and Katherine Hall murders.

Appearing:
Tags: Mark of a Serial Killer, True Crime, oxygen, serial killers
S3 E112 minTV-14Sneak PeekReality and Game ShowPrimetime
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