'BONE CHILLING': Philly horror house suspect wrote book about 'empathetic serial killer'

Fox News' Alexis McAdams and former senior FBI profiler Mary Ellen O'Toole discuss details from the investigation into seven missing women, who have all been connected to a Philadelphia home as more than one million images and videos have been recovered. #foxnews #news #fnc #fox #us #crime #investigation #police #philadelphia #pennsylvania

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