The jury weighing whether Lindsay Clancy is criminally responsible for the deaths of her three children has spent nearly 17 hours deliberating without reaching a verdict.
Clancy, 36, is charged in the January 2023 deaths of her children, Cora, 5, Dawson, 3, and Callan, 8 months. Both the prosecution and defense acknowledge that Clancy killed the children, but they sharply disagree over her mental state at the time.
Prosecutors argue that Clancy intentionally killed her children after becoming depressed, exhausted and overwhelmed, and that she understood her actions were wrong.
Her defense, however, maintains that Clancy was experiencing severe postpartum psychosis and was not criminally responsible for the killings.
The jury began deliberating Thursday after more than five weeks of testimony in Plymouth County Superior Court. As of Monday, they had spent approximately 17 hours reviewing the evidence.
If jurors ultimately tell the judge they cannot reach a unanimous decision, the case could face a very different path.
Legal analyst and former federal prosecutor Neama Rahmani told PEOPLE that Judge William Sullivan could first instruct the jurors to continue deliberating if he believes there is still a possibility they can reach a verdict.
If the jury later determines it is hopelessly deadlocked, the judge could declare a mistrial.
At that point, prosecutors would have to decide whether to retry Clancy or dismiss the case.
Because a mistrial caused by a genuinely deadlocked jury does not amount to an acquittal, prosecutors could legally bring the case back to trial.
Rahmani believes a retrial would be likely, given the deaths of the three children and the public attention surrounding the case.
Still, he acknowledged that the case presents an unusual challenge because the basic facts are largely undisputed while the interpretation of Clancy’s mental state remains deeply contested.
The central question: Was Clancy criminally responsible?
The prosecution has not disputed that Clancy suffered from serious mental health problems before the killings.
Instead, prosecutors have focused on whether she understood that killing her children was wrong and whether she was capable of controlling her actions.
During closing arguments, prosecutor Jennifer Sprague told jurors that Clancy was depressed, exhausted and felt that she could no longer continue living the way she had been.
But Sprague argued that Clancy’s children had become what she described as a “protective factor” keeping her from ending her own life.
According to the prosecution’s theory, Clancy ultimately decided that she had to eliminate that obstacle.
“It was a choice to take them with her,” Sprague argued.
Prosecutors also pointed to actions Clancy took on the day of the killings as evidence that she remained capable of planning and understanding what she was doing.
They argued that she sent her then-husband, Patrick Clancy, out of the house to pick up food and medication, leaving her alone with the children.
The prosecution further highlighted that Clancy had previously experienced disturbing thoughts about harming her children but did not disclose those thoughts to her mental health providers.
Sprague argued that Clancy’s decision to conceal those thoughts demonstrated that she understood they were wrong.
Defense says Clancy was failed by the medical system
Clancy’s defense has offered a dramatically different explanation.
Attorney Kevin Reddington has argued that his client repeatedly sought professional help as her mental health deteriorated but received inadequate treatment.
He has portrayed Clancy as a loving mother whose condition worsened after childbirth and amid severe sleep deprivation, psychiatric symptoms and medication problems.
The defense contends that Clancy was suffering from postpartum psychosis when she killed her children and therefore could not be held criminally responsible.
During closing arguments, Reddington showed jurors photographs contrasting Clancy’s life as a mother with images of her severely injured in the hospital following her suicide attempt.
He argued that the evidence showed how dramatically her life had changed.
“Because of the damn medicine and the lousy medical care that she got,” Reddington said, describing what he believes led to the family’s devastating collapse.
The defense also emphasized Clancy’s efforts to seek treatment and the evidence showing how deeply she cared for her children before her mental health deteriorated.
Jurors have been reviewing key pieces of evidence
During their deliberations, jurors have already asked to review several pieces of evidence from the trial.
Among them were the knife Clancy used to cut her wrists and neck during her suicide attempt and bags containing empty prescription medication bottles found inside the home.
The requests have prompted differing interpretations from legal observers.
Rahmani said the evidence could potentially support the defense’s argument that Clancy was suffering from severe mental illness and genuinely attempted to take her own life.
The prosecution, however, has argued that some of Clancy’s injuries were superficial and has challenged aspects of the defense’s account of her mental state.
The jury must weigh these competing interpretations against more than five weeks of testimony from medical experts, family members, law enforcement officers and other witnesses.
What verdicts are possible?
The jury has several options for each of the three murder charges.
Jurors could find Clancy guilty of first-degree murder, either based on deliberate premeditation or extreme atrocity and cruelty.
They could instead find her guilty of second-degree murder or manslaughter.
Another possibility is that jurors could find her not guilty by reason of a lack of criminal responsibility because of a mental disease or defect.
A complete acquittal is also possible.
A first-degree murder conviction carries life in prison without parole. A second-degree murder conviction carries life imprisonment with the possibility of parole, while manslaughter carries a lesser prison sentence.
If Clancy is found not criminally responsible because of mental illness, however, that would not necessarily mean she immediately walks free.
A judge could order a psychiatric evaluation and potentially commit her to a state mental health facility if she is determined to be mentally ill and dangerous.
A case that has divided public opinion
The trial has attracted national attention because of its focus on postpartum mental illness and the question of how the criminal justice system should respond when severe psychiatric illness intersects with the killing of children.
Prosecutors have warned jurors not to turn the trial into a referendum on America’s mental healthcare system.
The defense, meanwhile, has argued that Clancy’s medical history is essential to understanding what happened inside the family’s Duxbury, Massachusetts, home on Jan. 24, 2023.
For now, the decision rests with 12 jurors.
After nearly 17 hours of deliberations, they have yet to reach an answer on one of the most difficult questions at the heart of the case: whether Lindsay Clancy should be held criminally responsible for the deaths of her three children.

