An 8-month-old boy, seriously injured by his mother — who killed her other two children before jumping out a window at her home in an attempted suicide — has died,

The Plymouth County District Attorney’s Office said in a statement that baby Callan died late Friday morning at Children’s Hospital in Boston, WCVB reported.

Lindsay Clancy, 32, has already been charged with two counts of homicide in the deaths of 5-year-old Cora and 3-year-old Dawson, along with three counts of strangulation and three counts of assault and battery with a deadly weapon, as CrimeOnline previously reported. She remains hospitalized and is expected to be charged with homicide in the baby’s death as well.

Clancy’s husband called 911 early Tuesday evening and said his wife had jumped from a window. First responders found the three children inside the Duxbury home with “obvious signs of severe trauma” and rushed them to a hospital, where Cora and Dawson were pronounced dead. Callan was flown to Children’s in Boston for treatment.

Clancy was on leave from her job as a nurse at Massachusetts General Hospital. Investigator are not talking about a possible motive.

strong>For the latest true crime and justice news, subscribe to the ‘Crime Stories with Nancy Grace’ podcast.

[Featured image: L-R, Lindsay, Cora, Dawson, and Callan Clancy/Facebook]