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Mark of a Serial Killer
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Who Was John Allen Muhammad?

CLIP04/20/22
Also available on the nbc app

John Fabian, a forensic psychologist, goes deep into the profile of John Allen Muhammad, a Desert Storm veteran who took young Lee Boyd Malvo under his wing. Fueled by longtime feelings of abandonment and haunted by his harrowing wartime experience, Muhammad trained Malvo to be a killer.

Appearing:
Tags: Mark of a Serial Killer, True Crime, oxygen, serial killers
S3 E143 minTV-14HighlightReality and Game ShowPrimetime
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