"Mommy Doomsday" repeatedly attacks the veteran correspondent during her first prison interview: "Are you keeping track Keith ...

Vallow Daybell tells veteran host Keith Morrison on the episode of "Dateline" airing on March 7 that she believes she and her ...

Dateline’s Keith Morrison shares a preview of his exclusive, and bizarre, jailhouse interview with the infamous ‘doomsday mom ...

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

Keith Morrison has spoken with dozens of inmates over his career but says nothing comes close to his jailhouse interview with ...

Lori Vallow Daybell tried to shift blame for her son's death to her slain daughter, 16-year-old Tylee Ryan, while talking to ...

Lori Vallow sits down with Dateline NBC’s Keith Morrison for her first television interview. Vallow was sentenced to life in prison for murdering her two children, Tylee and JJ. She has also pleaded ...

NBC’s Dateline featured the appalling case of Russell Williams, a commander at the Royal Canadian Air Force, who was convicted for multiple murders and sexual assault.

Less than two years after being sentenced to life in prison for the murder of her two youngest children, Lori Vallow Daybell is now the subject of the newest "Dateline" episode airing Friday night.

The mother, who is serving multiple life sentences, and her husband, who was sentenced to death, were found guilty in the deaths of her children and her husband’s previous wife.

NBC Dateline's Keith Morrison recently shared his experience interviewing Lori Vallow, a woman facing significant legal ...

The infamous convicted murderer Lori Vallow Daybell gave her first television interview to Dateline correspondent, Keith Morrison.