20/20 Menu About Bios Episodes Photos Releases The Trial of Lindsay Clancy – Special Edition of “20/20" - Releases September 4, 2026 ALL-NEW ‘20/20’ FOLLOWING TODAY’S MISTRIAL IN THE CASE OF LINDSAY CLANCY, ‘20/20’ IS INSIDE THE COURTROOM AND EXAMINES THE PIVOTAL MOMENTS THAT ALLEGEDLY LED A MOTHER TO MURDER, SPARKING A NATIONAL DEBATE OVER POSTPARTUM MENTAL ILLNESS Just moments after the judge declared a mistrial and the defense filed for an emergency stay in the case of Lindsay Clancy — the Massachusetts mother accused of murdering her three young children — “20/20” reports on the case that shocked the nation, from the tragic sequence of events leading up to the killings to the competing arguments over mental illness, intent and criminal accountability. Prosecutors argue that Clancy is a calculated killer, while the defense contends her actions were the result of severe postpartum psychosis. The two sides have presented sharply contrasting accounts of what happened and why, fueling a heated national debate about postpartum mental illness and its effect on her judgment and behavior. Tonight’s episode breaks down the pivotal moments of the trial, including the conflicting expert testimony over whether Clancy fully understood the consequences of her actions. “The Trial of Lindsay Clancy – Special Edition of “20/20” – airs FRIDAY, SEPT. 4 (9:00-10: Press Release - Series
September 4, 2026 ALL-NEW ‘20/20’ FOLLOWING TODAY’S MISTRIAL IN THE CASE OF LINDSAY CLANCY, ‘20/20’ IS INSIDE THE COURTROOM AND EXAMINES THE PIVOTAL MOMENTS THAT ALLEGEDLY LED A MOTHER TO MURDER, SPARKING A NATIONAL DEBATE OVER POSTPARTUM MENTAL ILLNESS Just moments after the judge declared a mistrial and the defense filed for an emergency stay in the case of Lindsay Clancy — the Massachusetts mother accused of murdering her three young children — “20/20” reports on the case that shocked the nation, from the tragic sequence of events leading up to the killings to the competing arguments over mental illness, intent and criminal accountability. Prosecutors argue that Clancy is a calculated killer, while the defense contends her actions were the result of severe postpartum psychosis. The two sides have presented sharply contrasting accounts of what happened and why, fueling a heated national debate about postpartum mental illness and its effect on her judgment and behavior. Tonight’s episode breaks down the pivotal moments of the trial, including the conflicting expert testimony over whether Clancy fully understood the consequences of her actions. “The Trial of Lindsay Clancy – Special Edition of “20/20” – airs FRIDAY, SEPT. 4 (9:00-10: Press Release - Series
