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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The highly anticipated trial of Utah mom-of-three Kouri Richins is finally underway. Prosecutors say she poisoned her husband with fentanyl. In Miami, jurors watch video testimony of an eyewitness who may have seen the killer of football player Bryan Pata. In Dateline Round Up, Nick Reiner enters a plea and a former American Idol contestant is arrested for murder. Plus, in light of her mother Nancy's disappearance, Savannah Guthrie calls for greater attention to missing persons cases. We share the story of Olivia Lone Bear, a young mother whose death is still unsolved.

Nancy Guthrie Tipline: 1-800-CALL-FBI (1-800-225-5324)

Unresolved: The Case of Olivia Lone Bear: https://www.nbcnews.com/dateline/video/unresolved-the-case-of-olivia-lone-bear-119617605728

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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In Michigan, prosecutors play bodycam at the trial of Dale Warner, a farmer on trial for allegedly murdering his wife and concealing her body in a fertilizer tank. In Miami, twenty years after Bryan Pata, the star defensive lineman on the University of Miami football team, was gunned down on the way home from practice, his teammate goes on trial for his murder. In Dateline Round Up, verdicts in the Paul Caneiro and Tara Baker trials. Plus, NBC News' Vicky Nguyen shares some tips on stadium safety.

Nancy Guthrie Tipline: 1-800-CALL-FBI (1-800-225-5324)

Nancy Guthrie images: https://www.fbi.gov/wanted/kidnap/nancy-guthrie

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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The latest on the search for Nancy Guthrie, the 84-year-old mother of Today Show co-anchor Savannah Guthrie. The FBI releases video of a masked man on Nancy's doorstep the night she went missing. In Georgia, a man is on trial for the 2001 murder of a law student. His defense attorney has tough questions for the victim's boyfriend. In Dateline Round Up, a courtroom outburst from Luigi Mangione, and Alex Murdaugh appeals his case. Plus, a lookback at the attack on Olympic figure skater Nancy Kerrigan.

Nancy Guthrie Tipline: 1-800-CALL-FBI (1-800-225-5324)
Nancy Guthrie images: https://www.fbi.gov/wanted/kidnap/nancy-guthrie

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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In Virginia, Brendan Banfield testifies at his double murder trial, and the jury returns a verdict. Former Olympian Ryan Wedding, who prosecutors say swapped his snowboard for the drug underworld, is now behind bars, facing multiple drug and murder charges. He says he's not guilty. Updates in the Luigi Mangione and the Gabby Petito cases. Plus, a digital expert shares tips on protecting yourself from catfishing scams.

Nancy Guthrie Tipline: 1-800-CALL-FBI (1-800-225-5324)

Get resources on domestic violence: https://www.thehotline.org/

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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In Virginia, Brendan Banfield, the man accused of murdering his wife and a complete stranger, says the prosecution's theory is "absolutely crazy." In Georgia, law student Tara Baker's murder went unsolved for two decades, until the family teamed up with a podcaster to try and solve her murder. Her alleged killer is now heading to trial. Updates in the case of Utah mom, Kouri Richins, and the trial of the New Jersey businessman accused of a quadruple murder. Plus, what clues to look for when investigating a murder without a body

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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In Texas, the husband of Suzanne Simpson, a mom of four who went missing in 2024, is back in court accused of her murder. His defense has questions about the investigators. In New Jersey, the trial of Paul Caneiro, who is accused of murdering his own brother and three other family members, enters week two. A woman who calls him her "best friend" testifies. Updates from the Brendan Banfield trial and Luigi Mangione case. Plus, a brand-new podcast examines the 50-year-old murder of Greenwich, CT, teen Martha Moxley.

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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An arrest in the Ohio double murder has made headlines. Surgeon Michael David McKee is accused of killing his ex-wife, Monique Tepe, and her new husband, Spencer. In Virginia, former IRS agent Brendan Banfield is on trial for allegedly murdering his wife and a stranger. His former lover -- the family au pair -- testifies against him. Plus, a trial date has been set for alleged Gilgo Beach serial killer Rex Heuermann. And an expert gives us the lowdown on 911 calls.

Find out more about the cases covered each week here: www.datelinetruecrimeweekly.com

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