Nightmare Next Door (2011)

S7E2 Devil in the Desert

In 1996, Adele Curtis, a divorced mother of five grown children, meets a tragic fate in her rental home in Phoenix, Arizona. Investigators explore numerous potential suspects in their quest to uncover her killer. However, as the investigation stalls like a chilly desert night, it is the emergence of DNA evidence that ultimately leads to the apprehension of the murderer.