Vallow Daybell tells veteran host Keith Morrison on the episode of "Dateline" airing on March 7 that she believes she and her husband, Chad Daybell, are innocent of the crimes. “I will be exonerated," she said in an excerpt of the show. "We will both be exonerated in the future.”

The NBC true crime staple has released an unhinged promo on TikTok for tonight’s sit-down between correspondent Keith Morrison and “Mommy Doomsday” Lori Vallow Daybell. Daybell was convicted of brutally murdering her two youngest children,

The interview took place at a jail in Maricopa County and detailed the months leading up to the murders of Vallow Daybell's children, Tylee and JJ.