After a beloved teacher is found murdered in her home on New York’s Staten Island, investigators uncover cracks in her ...

Keith Morrison reports Sunday, May 4, at 10/9c on NBC.April 29, 2025 ...

Secrets of the Sliding Door follows Staten Island educator Simeonette Mapes-Crupi, who was brutally killed by her husband, ...

It all started with a panicked phone call, followed by a web of lies that ultimately ended in a shocking discovery.

NBC Dateline's upcoming true crime story tells a tale of dark secrets and the tragic death of Simeonette Mapes-Crupi in July 2012.

"Murder in Minot," the newest episode of "Dateline," airs Friday, May 2, at 9 p.m. ET/PT and 8 p.m. CT. The new "Dateline ...

Dateline is back with a chilling unsolved mystery that has haunted a family for nearly two decades. In the latest episode, correspondent Blayne Alexander delves into the tragic case of Anita Knutson, ...

College student Anita Knutson was found stabbed to death in her bed in Minot, North Dakota. “It’s just something you never, ...