https://cdnph.upi.com/ph/st/th/3771784572971/2026/upi/1e57242eb701479fb5d1c21896c917bf/v1.5/Trial-of-Lindsay-Clancy-accused-of-killing-her-three-children-begins.jpg" /> The trial of Lindsay Clancy, a Massachusetts woman whom police charged in the deaths of her three children in January 2023, begins Monday.