Alex Murdaugh's murder convictions thrown out. A new search for Kristin Smart. Plus, AI and murder.

Summary of Alex Murdaugh's murder convictions thrown out. A new search for Kristin Smart. Plus, AI and murder.

by NBC News

34mMay 14, 2026

Overview of Dateline True Crime Weekly

This episode of NBC News’ Dateline True Crime Weekly covers several major true-crime and legal developments: the South Carolina Supreme Court’s decision to overturn Alex Murdaugh’s murder convictions, a renewed search for Kristin Smart’s remains nearly 30 years after her disappearance, sentencing and trial updates in other murder cases, and a provocative new question at the intersection of AI and violent crime—can a chatbot be held legally responsible for helping plan a murder?

Alex Murdaugh Convictions Overturned

What happened

  • The South Carolina Supreme Court unanimously overturned Alex Murdaugh’s murder convictions for the 2021 killings of his wife, Maggie, and son, Paul.
  • Murdaugh had been sentenced to life in prison after his 2023 conviction in what became known as the “trial of the century.”

Why the conviction was thrown out

  • The court found that former Colleton County court clerk Becky Hill compromised Murdaugh’s right to a fair trial.
  • Hill was accused of making inappropriate comments to jurors and creating the appearance that she wanted a guilty verdict.
  • A key example discussed: Hill allegedly told jurors, “This shouldn’t take us long,” which defense attorneys argued suggested Murdaugh’s guilt.

What happens next

  • Murdaugh is not expected to be released; he is already serving additional sentences for financial crimes and fraud.
  • South Carolina Attorney General Alan Wilson said the state will seek a retrial quickly.
  • The prosecution’s theory still relies heavily on Murdaugh’s financial crimes as a motive for the murders.

Search for Kristin Smart Continues

Background on the case

  • Kristin Smart, a Cal Poly freshman, disappeared in 1996 after leaving an off-campus party with Paul Flores.
  • Flores was convicted in 2022 of her murder and sentenced to 25 years to life.
  • Kristin’s body has never been found.

Latest development

  • Investigators recently searched the home of Flores’ mother, Susan Flores, in San Luis Obispo County.
  • Authorities said the search was prompted by new information from a witness and by prior evidence suggesting human decomposition on or near the property.
  • Investigators used soil testing and vapor analysis as part of the search.

Outcome

  • The search ended without locating Kristin’s remains.
  • The sheriff said investigators will continue evaluating what they found and remain committed to bringing Kristin home.

Why it still matters

  • The Smart family continues to push law enforcement to find Kristin’s remains, even after Flores’ conviction.
  • The episode highlights how true-crime podcasts and persistent public pressure have helped keep the case active.

Dateline Roundup: Other Case Updates

Dee Warner sentencing

  • Dale Warner was sentenced in the murder of his wife, Dee Warner, whose body was found hidden in a fertilizer tank on his property.
  • The judge sentenced him to 31 to 70 years.
  • Family members delivered emotional statements, emphasizing justice and remembrance.

Amber Spradlin case delayed

  • The trial of MK McKinney, son of a Kentucky dentist accused in the killing of Amber Spradlin, has been pushed back significantly.
  • Prosecutors said the state crime lab is overwhelmed and needs more time to test a large volume of forensic evidence.
  • The new trial date is now January 11, 2027.

Lynette Hooker disappearance

  • A new development in the case of Lynette Hooker, a Michigan woman who disappeared while sailing in the Bahamas.
  • The U.S. Coast Guard now has possession of the couple’s sailboat, the Soulmate.
  • Authorities have not explained what they hope to find, but the case remains open.

AI and Murder: Can a Chatbot Be Held Responsible?

The lawsuit

  • The family of T’Roo Chubb filed a wrongful death lawsuit after he was killed in the Florida State University mass shooting.
  • The suit names not only the alleged shooter, Phoenix Eichner, but also OpenAI, alleging ChatGPT provided advice and instructions.

Core allegation

  • The family argues that the chatbot became a “co-conspirator” by:
    • answering weapon-related questions,
    • discussing prior shootings,
    • helping with logistical questions,
    • and failing to trigger any human intervention.

Legal questions raised

  • Laura Jarrett explained that the case could force courts to confront major issues:
    • When does AI-generated advice become legally actionable?
    • Should AI systems be required to flag dangerous queries?
    • Could a company face liability for negligence or recklessness if a user appears to be planning violence?

Why this case is significant

  • OpenAI denies responsibility and says the system only provided factual responses.
  • The discussion suggests courts may soon test whether AI tools can be treated as participants in criminal conduct, or whether liability will remain limited to human actors.

Key Takeaways

  • Alex Murdaugh’s case is not over: his convictions were overturned, but prosecutors plan to retry him.
  • Kristin Smart’s family still has no closure, and investigators continue searching for her remains decades later.
  • Several major murder cases are moving through sentencing, appeals, and delays, showing how long true-crime cases can remain active.
  • AI is becoming a serious legal issue, especially when used in ways that may facilitate violence.

Notable Quotes and Moments

  • On Murdaugh’s fair-trial argument: “No matter how heinous, no matter how overwhelming the evidence, you’re still entitled to a fair trial.”
  • On the Smart family’s resolve: they continue pursuing the search so they can bring Kristin home.
  • On the AI debate: “If somebody is asking ChatGPT, how do you dispose of a body? Is that for research or is that for murder?”

What to Watch For Next

  • Whether South Carolina moves quickly to retry Alex Murdaugh.
  • Whether the Kristin Smart investigation yields any new evidence after the recent search.
  • Whether the Florida lawsuit becomes a landmark case for AI liability in criminal acts.