Dubbed the "doomsday mom," Lori Daybell has maintained that her brother shot her then-husband of 13 years, Charles Vallow, in self-defense in her home in Chandler, Arizona, in July 2019. Her brother, Alex Cox, died from natural causes months after the shooting. She had pleaded not guilty to conspiracy to commit first-degree murder.

Lori Vallow Daybell, known as the "Doomsday mom," was convicted in Arizona of conspiring to murder her fourth husband, Charles Vallow, in 2019. She’s already serving a life sentence in Idaho for killing her two children and her husband’s first wife.