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When Lori Vallow's kids vanished, the search for them unearthed a trail of suspicious deaths, a new husband who shared her doomsday views — and murder.
With Lori's children missing, the investigation turns to Lori and Chad amid a media frenzy and causes simmering suspicions to boil over.
As Lori's behavior and a bizarre ranking system raise concerns for her family, chilling discoveries come to light.
Family, friends, and experts weigh in on Lori's change from doting mom to a believer in extreme apocalyptic ideology.