Lindsay Clancy’s defense. Luigi Mangione’s bombshell courtroom confession. Plus, ghost guns.

This week's Dateline True Crime Weekly, hosted by Andrea Canning, delves into three major true crime stories: the ongoing defense in the Lindsay Clancy murder trial, the bombshell confession of United Healthcare CEO shooter Luigi Mangione, and a deep dive into the growing threat of ghost guns.

The Lindsay Clancy Trial: A Mother's Deteriorating Mental State

The episode begins with Nate Eaton of East Idaho News providing an update on the Lindsay Clancy trial. Clancy, a 36-year-old mother, is accused of killing her three young children, Cora, Callan, and Dawson, on January 24, 2023. Prosecutors, who called about 70 witnesses including the children's father Patrick Clancy, the psychiatrist who treated Lindsay, and first responders, have rested their case. Lindsay has admitted to killing her children, but the defense argues she was overmedicated and suffering from undiagnosed postpartum psychosis at the time.

On Monday, the defense began calling witnesses to testify about Lindsay's mental state. Margaret Hamp, a nurse who worked with Lindsay at Mass General Hospital, described Clancy as a compassionate nurse who often became emotional when helping patients give birth. Hamp also recalled a conversation with Lindsay about mental health in pregnancy and postpartum, during which Lindsay asked about the Andrea Yates case. Yates was a mother who drowned her five children in 2001 and was ultimately found not guilty by reason of insanity. Hamp testified that Lindsay cried upon hearing about the Yates case, questioning how a mother could harm her children.

Lindsay's sister, Allison Osga, and her mother, Paula Musgrove, also testified, detailing Lindsay's deteriorating mental state in the months leading up to the killings. Osga described Lindsay's worsening mood, increased suicidal thoughts, and persistent insomnia around Christmas 2022. Musgrove recounted a text message from Lindsay on October 20th, where Lindsay expressed feeling