The missing persons case had just taken a tragic turn... More tonight on a Dateline Weekend Mystery at 9/8c. | Dateline NBC

Two murders. Three Trials. One killer. Watch it all unfold tonight at 9/8c on an ALL-NEW Dateline mystery… | Dateline NBC

Investigators walked into a mystery that would turn their world upside down… Watch tonight at 9/8c on a 2-hour Dateline Weekend Mystery on NBC. | Dateline NBC

Denise Brown and Kris Jenner remember Nicole Brown-Simpson’s carefree spirit and love of her children. | Dateline NBC

What happened when the Ford Bronco went from the freeway to O.J. Simpson’s driveway? Dateline all new Friday at 10/9c on NBC. | Dateline NBC

Ahead of next week's premiere of the new NBC show Timeless, we got to thinking... if you changed one moment in time, could you alter history? What about in the O.J. Simpson case? | Dateline NBC

Thirty-two years ago this month, a series of murders began near and along Virginia’s Colonial Parkway. When it was over, four couples were dead at the hand of what authorities believe could be a serial killer. The crimes were dubbed “The Colonial Parkway Murders.” | Dateline NBC