Retired Detective Sergeant John Griffin is speaking out for the first time about the Luigi Mangione case, telling anchor ...

Jeff Alter, a friend and former colleague of UnitedHealthcare CEO Brian Thompson, speaks publicly about the Luigi Mangione ...

Permut Presentations has acquired the life rights of Jon-Adrian "JJ" Velazquez, who served a nearly 24-year sentence for a murder he did not commit, as well as to NBC News journalist Dan Slepian's ...

"Dateline" is airing a new episode on Friday, May 8. Here's everything you need to know to watch, live or later on, if you missed it.