Postpartum Psychosis Murder Trial | MA v. Lindsay Clancy | Day 12 Catchup

This is the Day 12 of the 6-to-8-week trial report of the murder trial of Lindsay Clancy, accused of murdering her three children Dawson, Cora and Callan. Lindsay Clancy pleads not guilty by the reason of insanity.

Case Report

Factual background:

On January 24, 2023, 35-year-old former labor and delivery nurse Lindsay Clancy of Duxbury, Massachusetts, requested that her husband run errands to pick up dinner and medication. While he was away from the home, Clancy strangled their three children—5-year-old Cora, 3-year-old Dawson, and 8-month-old Callan—in the basement using exercise bands before attempting suicide by jumping from a second-story window. Patrick Clancy returned home to find his wife severely injured in the yard and the children unresponsive in the basement; Cora and Dawson died that day, while Callan died three days later at Boston Children’s Hospital. Lindsay Clancy, who survived the fall but remains paralyzed from the waist down, was charged with three counts of first-degree murder.

Criminal complaint:

CHARGES:
1. 1st Degree Murder 3 counts

Victim(s): Cora (5 Years Old), Dawson (3 years old), Callan (8 Months)

Courthouse: Plymouth County Courthouse, Massachusetts

Officers of the court

Judge:

Hon. William Sullivan

Attorneys


Prosecution:
ADA Shanan Buckingham
ADA Jennifer Sprague
Defence:
Kevin Reddington

Legend:
ADA = Assistant District Attorney

MA v. Lindsay Clancy – Day 12 Trial Summary

On Day 12 of proceedings (August 12, 2026) in Commonwealth of Massachusetts v. Lindsay Clancy, the prosecution presented evidence encompassing physical medication logs, mental health counseling observations, hospital guard details, and medical examiner autopsy findings. MSP Sergeant Dan Lawlor testified to counting 20 Trazodone pills and 9.5 Diazepam pills in Clancy’s bottles, while defense cross-examination raised questions regarding whether an investigator told a doctor to mention Clancy hearing voices.

Mental Health Counsellor Latiesha Dukes detailed treating Clancy across four sessions in December 2022 for postpartum depression, low mood, numbness, and Atavan addiction concerns, affirming she observed no signs of mania or active psychosis during their visits. Officers Cameron Daley and Nicole Bradley briefly confirmed law enforcement guard watches over Clancy at the hospital. Finally, Medical Examiners Dr. Renee Stonebridge and Dr. Barbara Olson provided medical testimony, establishing that brain death occurs after 6 to 8 minutes of oxygen deprivation and determining that Cora Clancy’s cause of death was asphyxia caused by manual strangulation alongside notable facial, eyelid, and lip hemorrhages.

Witness-by-Witness Summaries

Latiesha Dukes – Mental Health Counsellor

Key summaries (Click arrow for more)
Connection to the case: Mental health counsellor who treated Lindsay Clancy for postpartum depression across four sessions between December 2 and December 27, 2022.
Summary Of Testimony

Dukes testified that Clancy was referred to her for postpartum depression and reported low mood, feeling numb, worry for her infant, and an addiction to Ativan, though Dukes never observed signs of mania or psychosis during any visit. On cross-examination, Dukes acknowledged Clancy reported using marijuana on November 15, 2022, to help with sleep, and noted that the helpline could not assist because Clancy had no active suicide plan. On redirect and recross, Dukes noted Clancy showed social improvement and was smiling and laughing during a December 19 virtual session despite notes indicating numbness.

Key evidence introduced!
  • Nothing Of Note.

Full report below!

Sources:

LIVE: Lindsay Clancy Murder Trial — MA v. Lindsay Clancy — Day 12, Law & Crime Trials Youtube Channel, Available Online: https://www.youtube.com/live/q5fUTX1atTo?si=zlWRxix-psi28VcS


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