A killer was on the loose… The full story tonight at 9/8c on a Dateline Weekend Mystery on NBC. | Dateline NBC

A new look for a new season? How about, YES! The true crime original with all-new 2-hour mysteries every Friday at 9/8c all season long... | Dateline NBC

You've heard the story. Now you can see it... Friday on an all-new Dateline mystery at 9/8c. | Dateline NBC

This week on a new Dateline: True Crime Weekly, we’ve got updates on the accused Gilgo Beach serial killer, the Florida grandmother accused of helping plan a murder, and a homicide investigation in the desert. Listen now: https://podcasts.apple.com/us/podcast/the-family-matriarchs-defense-a-landmark-decision/id1745566056?i=1000724861749 | 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

Today on a new Dateline: True Crime Weekly, Andrea Canning has the story of a former Olympian accused of being a drug kingpin responsible for several murders, a big ruling in the Mangione case, and a verdict in the trial of a Virginia man accused of masterminding a double murder. Listen now: https://podcasts.apple.com/us/podcast/verdict-in-double-murder-trial-olympian-accused-of/id1745566056?i=1000748321316 | Dateline NBC