Trial begins for Massachusetts mom who says postpartum issues led her to kill 3 children

Jury selection begins Monday in the trial of a Massachusetts mother who strangled her three children while undergoing medical treatment for psychiatric problems that developed after she gave birth. Lindsay Clancy has pleaded not guilty to murder charges in the deaths of her children Cora, 5, Dawson, 3, and Callan, who was 8 months old [...]