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Mistrial declared in Lindsay Clancy case after jury deadlocks on criminal responsibility for deaths of three children

Confirmed1 source · Sep 4, 2026

A Massachusetts judge ended the trial after jurors failed to reach unanimous agreement on whether Clancy was criminally responsible, setting the stage for a potential retrial in fall.

Mistrial declared in Lindsay Clancy case after jury deadlocks on criminal responsibility for deaths of three children
Image via The Guardian

What happened

Judge William Sullivan declared a mistrial in the case of Lindsay Clancy after the jury failed to reach a verdict for the third time on whether she is criminally responsible for killing her three children. Defense attorney Kevin Reddington stated Clancy will be ready for a potential retrial in the fall and will remain at Tewksbury state hospital. Plymouth County District Attorney Tim Cruz said no decision on retrial will be made today and the matter will be addressed at a future court proceeding. The jury composition and vote split remain unknown.

Context

Clancy's defense argued she suffered from severe postpartum psychosis at the time of the children's deaths, while the prosecution maintained she was in control of her actions. The trial lasted seven weeks. Defense attorney Kevin Reddington stated that other countries are "light years ahead" of the United States in treating women with postpartum mental health issues, and expressed hope the case might prompt changes in society regarding postpartum healthcare. The case has had significant emotional impact on the Duxbury community and broader public attention.

What's disputed

The jury could not unanimously agree on Clancy's criminal responsibility—whether her mental state (postpartum psychosis versus criminal intent) was the determining factor. The prosecution argued Clancy was in control of her actions; the defense argued severe postpartum psychosis was responsible.