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It happened on a frigid winter night. First, a sudden moment of terror. Then, a frantic search to find a costumed killer. “Internal Affairs,” Dateline’s next original podcast series, takes us to northern Colorado, and into an obsessive and deadly...

The actress Wyn Reed had that powerful combination of charisma, beauty and smarts. She was such a talent that a team of movie producers couldn’t believe it when the 28 year-old Wyn agreed to play the lead — a killer—in their upcoming, small-budget,...

Two murders, months apart, in Houston. The young victims knew each other, but did they also know their elusive killer? Dateline’s Josh Mankiewicz takes you inside one of the most twisted and confounding cases he’s ever covered. From the team who...