"Dateline" is airing a special episode about Patricia Leigh Mills. Here's everything you need to know to watch, live or later on, if you missed it.

To find out about Sarah’s past, watch the full episode “The Trouble with Sarah,” which is available on Peacock now. You can ...

Dateline: Unforgettable Season 7 Episode 9, “The Day Alissa Disappeared,” revisits the disappearance of 17-year-old Alissa ...

“Dateline NBC” correspondent Blayne Alexander leads an investigation tonight into the mysterious death of Dr. Steven Schwartz, a respected kidney specialist found murdered in his mansion in Florida ...