THE DOOMSDAY MOTHER: Lori Vallow, Chad Daybell, and the End of an American Family

The twisted tale of Lori Vallow, accused of having her two children murdered to start a new life with her new husband, doomsday prepper Chad Daybell. As authorities searched for Lori's children, they uncovered more suspicious deaths with links to both Lori and Chad, including the death of Lori's third and fourth husbands, her brother, and Chad's wife. Photos.