Hey Dateline fans! As a bonus for you, we’re sharing the trailer for Trace of Suspicion, an all-new original podcast series from Dateline and Josh Mankiewicz.

After seemingly healthy 23-year-old Marine Todd Sommer dies unexpectedly, his widow Cindy’s lavish spending, cosmetic surgery, and wild partying raise investigators’ suspicions. They accuse her of poisoning him with arsenic for his life insurance, setting off a criminal case that takes a stunning turn... Josh Mankiewicz sits down with the woman at the center of it all in Dateline’s newest podcast. 

Follow now to get the first two episodes on Tuesday, March 10 completely free. Or subscribe to Dateline Premium on Apple Podcasts, Spotify or DatelinePremium.com to hear the first two episodes now. Subscribers receive ad-free listening and early access to subsequent episodes.

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A trial. A verdict. And we uncover details that raise questions about a death in Liz’s past. This episode originally published on December 18, 2025.

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Liz cooperates with investigators looking into Cari’s disappearance. Then, newly discovered evidence leads to an arrest. This episode originally published on December 16, 2025.

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Liz calls 911 to report being shot in a park. Police search for the assailant… and come to a stunning conclusion about who really pulled the trigger. This episode originally published on December 11, 2025.

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After Dave and Liz break up, a suspicious fire erupts at her home. She blames the mother of Dave’s children not only for the blaze, but also for all those disturbing texts and messages she’d gotten over the years. This episode originally published on December 9, 2025.

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Cari’s boyfriend tells investigators he has no idea where Cari is and that he and his ex-girlfriend Liz have been getting a torrent of troubling online messages from her. This episode originally published on December 2, 2025.

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When single mom Cari Farver skips out on a planned trip with her son, family and friends wonder if it has something to do with the new man in her life. This episode originally published on December 2, 2025.

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Days before Robert Roberson's scheduled execution, his lawyer scrambles to save his life. The Texas Court of Criminal Appeals weighs in. This episode originally published on October 9, 2025. 

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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. This episode originally published on October 7, 2025.

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As Robert Roberson’s execution nears, his attorney uncovers critical evidence and unlikely new allies, including Texas lawmakers and the detective who helped put Robert on death row. This episode was originally published October 8, 2025.

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