LOS ANGELES (CBSLA.com) — A 32-year-old mother was sentenced to life in prison Monday for killing her three young daughters at their home in Torrance.

According to the Los Angeles County District Attorney’s Office, Carol Coronado has been ordered to spend the rest of her life in prison without the possibility of parole.

READ MORE: LA To Offer Appointment-Free COVID-19 Vaccines At City-Run Sites

On May 20, 2014, Coronado fatally stabbed her daughters, Sophia, 2, 16-month-old Yazmine, and two-month-old Xenia. She was also acquitted of an attempted murder charge involving her mother, who found the children’s bodies.

READ MORE: Flower Shortage Drives Up Costs This Mother's Day

Coronado’s lawyers argued she suffered from postpartum psychosis. However, in Dec. 2015, a judge ruled the South Bay mother was sane at the time of the murders.

MORE NEWS: 2 Men Killed In Compton After Being Shot

During today’s hearing, a judge stated Coronado needs treatment, but “the treatment will have to be in state prison.”