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Mark of a Serial Killer
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Matthew Steven Johnson: Disorganized Offender

CLIP04/14/22
Also available on the nbc app

Dr. Joni Johnston, a forensic psychologist, refers to Matthew Steven Johnson as a "disorganized offender," emphasizing the impulsive acts of violence that make him careless ... and traceable.

Appearing:
Tags: Mark of a Serial Killer, True Crime, oxygen, serial killers
S3 E132 minTV-14Web ExclusiveReality and Game ShowPrimetime
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