An unlikely duo set out to determine the true breadth of Joseph Naso's crimes in Oxygen’s Death Row Confidential: Secrets of a Serial Killer: a former FBI investigator and cold case detective, and an ...

Parts two and three of the hit true-crime docuseries Death Row Confidential: Secrets of a Serial Killer premiere back-to-back on Oxygen Saturday, Sept. 20 starting at 9/8c. During the upcoming ...

When cold case detective Ken Mains got information from a Death Row inmate that could help solve a number of cold cases, he was understandably apprehensive at first. Death Row Confidential: Secrets of ...

Joseph Naso, the "Alphabet Killer," may have been paying twisted homage to a death row inmate. The assertion was made by retired FBI task force investigator Ken Mains, who is attempting to solve cold ...

The investigation continues for retired Detective Ken Mains and death-row inmate informant William “Bill” Noguera on Death Row Confidential: Secrets of a Serial Killer. Oxygen’s latest docuseries ...

The fatal stabbing of four University of Idaho students could potentially be a "fantasy-driven homicide," according to a former law enforcement official. In a recent YouTube video, Kenneth Mains, ...

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

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 ...

Joseph Naso, the convicted murderer known as the "Alphabet Killer," is once again under scrutiny following new claims he may have killed as many as 26 women—and that he was "giddy" about one victim ...