To find out what happened to Mike and Karen, you can watch the full episode “Deadly Obsession,” available now on Peacock . You can also watch on the NBC app or listen to the full story on our podcast ...

Believe it or not, but Dateline has officially celebrated its 33rd birthday! For over three decades, the dedicated team of ...

Mike Sisco and Karen Harkness were murdered in 2002. Earlier this year, Harkness' ex-wife Dana Chandler was convicted of ...

NBC is officially confirmed to air another brand new episode of their hit news show Dateline NBC tonight, April 6, 2025, and ...

Secrets Uncovered episode titled Part of the Plan follows the distressing story of the brutal murder of Staff Sgt. Nathan Paet.

What happened to Mollie Tibbetts? That is the question Dateline NBC's new episode, 'The Last Mile', goes to answer—and does so with precision.

A college student home for the summer goes missing while jogging. Investigators discover security camera video that reveals a ...

NBC’s Dateline episode titled The Secret follows psychology professor Dr. Norma Patricia Esparza, who was found guilty of ...

Dateline Season 32, Episode 14, titled, Part of the Plan, followed the tragic murder of Nathan Paet, a US Air Force staff ...

The vanishing of retired Green Beret Clinton Bonnell in January 2025 has taken an ugly turn, which leaves the investigators ...

Dana Chandler, the prime accused in the murder case of the Kansas couple Mike Sisco and Karen Harkness, has been found guilty ...

On Friday's "Dateline," Andrea Canning explores the double homicide case of Mike Sisco and Karen Harkness in Topeka, Kansas, ...