Here's everything you need to know about Oxygen's new show, The Death Investigator with Barbara Butcher, including premiere date and what it's about.

William Noguera shares damning information about Pamela Lambson's death, shared to him by serial killer Joseph Naso.

Retired Detective Ken Mains teams up with an inmate on death row to expose the secrets of unknown serial killer Joseph Naso. While bringing closure to a victim's family, Ken uncovers that Naso likely ...

Learn more about what happened leading up to the arrest of Laken Snelling, 21, arrested after her dead baby was found in a ...

Cold case detective Ken Mains makes it his mission to ensure that Joseph Naso is held accountable for all of his killings.

Bill Noguera's prison sentence is reduced from the death penalty to life in prison with the possibility of parole, leading to ...

Joseph Naso kept detailed records of his life and crimes, including over 150 sexual assaults.

Learn more about Oregon businessman Jimmy Pearson, found shot in the head in bed in his ransacked home before clues led to ...

Learn more about the fatal shootings of Melissa Cui Domingo and her mom, Elizabeth Cui Domingo, in Augusta, Georgia, and the ...

Joan Bernal's daughter, Sarita Woerheide, tearfully speaks about memories she never got to form with her mother.

Kelly Siegler and a group of investigators attempt to find Joan Bernal's body.

Find out why the main suspect in British toddler Madeleine McCann's disappearance, Christian Brückner, is back in the news this week.