Dateline NBC

Dennis Murphy drops by to talk about the latest in the case of Mark Sievers, sentenced to death for murdering his doctor wife. He is trying to convince a judge to give him a new trial. A pre-trial hearing for the model and social media influencer who says she fatally stabbed her boyfriend in self-defense. Plus, you've heard of serial killer John Wayne Gacy — but what do you know about his victims? A new drama series from Peacock takes a closer look.   Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com [http://www.datelinetruecrimeweekly.com] Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com [https://pcm.adswizz.com] for information about our collection and use of personal data for advertising.

Lester Holt talks with Josh Mankiewicz about his episode, “The Prince, The Whiz Kid, & The Millionaire.” After retired art dealer and Palm Springs socialite Cliff Lambert vanished in 2008, investigators uncovered a plot by a group of grifters that ended in murder. Lester and Josh discuss the mistakes the killers made leading up to their arrests and are joined by Dateline producer David Ketterling to talk about how he captured the essence of Palm Springs on camera. They play a podcast-exclusive clip from an interview with an opera singer who had a run in with one of the conspirators and discuss the pros of doing interviews in cars. Plus, they answer your questions from social media. Listen to the full episode of “The Prince, The Whiz Kid, & The Millionaire” on Apple: https://apple.co/46Pk4hk [https://apple.co/46Pk4hk] Listen on Spotify: https://open.spotify.com/episode/1AEZRIusS9zJoxkahTV6KJ [https://open.spotify.com/episode/1AEZRIusS9zJoxkahTV6KJ]   Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com [https://pcm.adswizz.com] for information about our collection and use of personal data for advertising.

Josh Mankiewicz reports on the disappearance of a retired art collector and Palm Springs socialite, one of the longest and most expensive missing-persons investigations in California history. Lester Holt and Josh Mankiewicz go behind the scenes of the making of this episode in ‘Talking Dateline’ Listen on Apple: https://apple.co/3KRANrJ [https://apple.co/3KRANrJ] Listen on Spotify: https://open.spotify.com/episode/14LQbM2c3BfJKWavoNBzcm [https://open.spotify.com/episode/14LQbM2c3BfJKWavoNBzcm] Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com [https://pcm.adswizz.com] for information about our collection and use of personal data for advertising.

When 2-year-old Nikki is rushed to a Texas hospital and doesn’t survive, her father, Robert Roberson, is accused of causing her death. Prosecutors say he shook and beat her in a case of "shaken baby syndrome." Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com [https://pcm.adswizz.com] for information about our collection and use of personal data for advertising.

Attorney Gretchen Sween takes on Robert's case and pieces together Nikki’s overlooked medical history.  She tracks down a witness from his trial who has new information. Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com [https://pcm.adswizz.com] for information about our collection and use of personal data for advertising.