Becca van Sambeck

After Larry Ray started living in his daughter's dorm at Sarah Lawrence, he was able to form a predatory connection with some of the students he met there.

Joleen Cummings was last seen at her job at a hair salon. Her body has never been found.

Female killers are the focus of the new Oxygen series "Black Widow Murders."

Melanie McCavish, who has been a 911 dispatcher for 18 years, explains her favorite parts of the job and what she's learned from it.

"Two people can be sitting on the same couch watching the same show and at the end you may disagree with another about the outcome or what you really think happened," Alexa Danner, an executive producer on "Devil In Disguise: The Hillside Strangler," said.

"Mastermind Of Murder" is returning for a second season. Here's how to watch the Oxygen series.

In "Trailed: One Woman's Quest to Solve the Shenandoah Murders," Kathryn Miles presents a fascinating theory about a serial killer.

Season 2 of "Dateline: Unforgettable" is returning to Oxygen on Tuesday, June 7 at 8/7c. 

At CrimeCon 2022, the "Dateline" correspondents explained what drew them to their latest project, the streaming series "Dateline: The Last Day."

In "Unmasked: My Life Solving America's Cold Cases," criminal profiler and investigator Paul Holes dives into what it takes to be in his line of work.