Lori Vallow Trial: Sister of 'Doomsday Mom' takes the stand

An important witness took the stand on April 25, the 15th day of Lori Vallow's murder trial. The so-called 'Doomsday Mom' is accused of murdering her children, after moving them to Idaho from Arizona. FOX 10 Investigator Justin Lum has more on testimony from Lori's sister, as well as the intense evidence that came with the testimony.

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