Forensic Files

Brian Walshe love triangle. Yale professor's search for justice. Plus, juror misconduct.

Dateline NBC

  • Dec 11, 2025
  • 26:45
  • Full Episode
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<p>In Massachusetts, Brian Walshe comes face to face with his dead wife's lover in court. Prosecutors say the affair was Walshe's motive to kill his wife. Walshe says that's not true. Forty-three years ago in California, the body of Nancy Galvani was discovered floating under the San Mateo Bridge. For more than a decade, her daughter has suspected the killer was her own father. Last week, he was arrested. Updates in the cases of Luigi Mangione and the Gilgo Beach murders. Plus, NBC News legal analyst and defense attorney Danny Cevallos gives us the lowdown on juror misconduct. </p><p><br /> </p><p>Find out more about the cases covered each week here: <a href="http://www.datelinetruecrimeweekly.com/">www.datelinetruecrimeweekly.com</a></p><br/> <p>Hosted by Simplecast, an AdsWizz company. See <a href="https://pcm.adswizz.com">pcm.adswizz.com</a> for information about our collection and use of personal data for advertising.</p>

Brief Summary

A daughter investigates her mother's murder, leading to her father's arrest, while another trial reveals shocking evidence against a husband accused of murder.

Key points

  • Brian Walsh's Trial. The prosecution presents evidence against Brian Walsh, accused of murdering his wife Anna.
  • A Daughter's Quest for Justice. Allison Galvani, an epidemiologist, investigates her mother's 40-year-old murder, leading to her father's arrest.
  • Juror Misconduct Discussion. Legal analyst Danny Savalos discusses the implications of juror misconduct in the Serafini case.
  • The Great Frustration. Defense attorneys face challenges when jurors go outside the evidence during deliberations.
  • Juror Shenanigans. Jurors often engage in unexpected behaviors during trials, leading to chaos in the courtroom.
  • Upcoming Episode Tease. A cold case murder of an Iowa farmer is solved with a digital smoking gun.

Tension

75/ 100High tension

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