Tonight on a new Dateline, the latest chapter in this hair-raising tale, featuring new evidence, explosive testimony and the prosecution's new star witness. Watch at 9/8c on NBC. | Dateline NBC

The latest chapter in a Shakespearean-like drama that started with one tragic and mysterious murder… Tonight on a new Dateline with Dennis Murphy at 9/8c on NBC. | Dateline NBC

They’re detectives. Moms. Swifties. And they don’t stop until they find answers. Blayne Alexander and Lester Holt discuss the detectives who solved the case featured in last Friday’s Dateline on a new episode of Talking Dateline. Available now, wherever you listen. | Dateline NBC