Police are investigating the death of a 4-year old girl at her mother's home in Brooklyn.

Officers responded to a 911 call at the Boulevard Houses in East New York at 11:30 p.m. Tuesday.

They say 4-year old Halii McCord was found unconscious at the home.

Police say she had bruises and scratches on her body.

She was later pronounced dead at a local hospital.

The medical examiner is working to find out the cause of death.

Meanwhile, sources have identified the mother as 21-year old Alicia McLaughlin, who was home at the time.

Police are now talking with McLaughlin and her boyfriend.

The Administration for Children’s Services is also investigating.