Sean Combs arrested and held. A husband charged with a double murder. And innocent men in a maximum security prison.

The music legend once known as Puffy, Puff Daddy and Diddy was arraigned in open court this week. NBC News correspondent Chloe Melas was there. And in a northern Virginia suburb, did a man kill his wife and a stranger so he could be with their au pair? Plus, talking to longtime Dateline producer Dan Slepian about his book, "The Sing Sing Files", chronicling his decades uncovering wrongful convictions. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.