Blood everywhere — the kitchen, the hallway, the back door. And a singular command: “Get the hell out of the house.” Blayne Alexander has the full story tonight at 9/8c on an all-new 2-hour Dateline on NBC. | Dateline NBC

6.9K views · 178 reactions | Join Lester Holt tonight at 10/9c, as we remember the heroes of Flight 93. | Dateline NBC | Facebook

25K views · 1.7K reactions | Happy Thanksgiving to you, Lester! We’ll see you tomorrow night for NBC Nightly News and Dateline! | Dateline NBC | Facebook

40K views · 1.9K reactions | Nice wheels, Lester Holt... | Dateline NBC | Facebook

A complicated conspiracy so strange, you’re not going to know who to believe… Josh Mankiewicz has the full story tonight at 9/8c on an all-new 2-hour Dateline on NBC. | Dateline NBC