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A young woman is found beaten to death in Wisconsin in 1984; killer evades detection for decades until a revolutionary DNA method reveals his identity.

In 2018, two paralegals are shot dead while at work in Scottsdale, Ariz; four more victims are linked to the killing.

A young woman is found beaten to death in Wisconsin in 1984; killer evades detection for decades until a revolutionary DNA method reveals his identity.

In 2018, two paralegals are shot dead while at work in Scottsdale, Ariz; four more victims are linked to the killing.

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Hosts Olga Villaverde and Christina Nicholson explore cognitive fitness with Dr. Sharon McQuillan and a functional nutritionist.

Back Pain? Hip? Sleep well thanks to this cooling topper!

Save thousands on car repairs.

A man dies in a shooting incident after tempers flare in a confrontation in Montana's Glacier National Park.

A community is left in shock when a Cornell student and star athlete gets caught in the middle of a homicide investigation.

Before time runs out, detectives race to find a Little Rock, Ark., realtor who went missing after showing a house.

Casolaro; Update: Themla and Louise; Mothman; Elysian Park Treasure; Fatal Flowers; Missing Rainman.

Two Mary Murders; The Dale; Carolina Cop Killer; Haunted Mansion; Update: Red Lake Heir; Florida Fire.

Love Triangle; Ghostly Attraction; Update: Shigemoto's Bodyguard; Amtrak Sabotage; Artist for the Prosecution; Fake Doctor Fraud.

An in-depth look at a series of unsolved mysteries including Millionairess Murder, Medjugorje, Where Is She Now?, and Huey's Quest.

Cases include of A Couple of Good Men; Ladies Man; McDonald's Murder; Lucky Choir; Vanished in the Heartland.

After young father Matthew Podolak dies from antifreeze poisoning, the manner of his death remains undetermined until his brother embarks on a quest for the truth.

Two decades after the murder of a woman police are led to a small, overlooked piece of evidence that points directly to the killer.

When a California housewife is murdered in broad daylight, the suspected killer claims it was a burglary gone awry.

Examining unsolved mysteries including Kilgore Isn't Here, Ground Zero, Dead Realtor, Lottery Machine, ATM Mystery, and Missing Anchorwoman.

Update: Who's Tyler?; Not Suicidal; Gordy's Ghost; Jeanne Boylan; Bowen Out.

A father is murdered in his bed, in the middle of the night; it seems strange to investigators that no one else in the house is hurt, including his new wife who was sleeping by his side; there are three witnesses in the house but no one sees a thing.

Paid programming.

Paid programming.