LAWRENCE (CBS) – The death of a 13-year-old girl is being investigated in Lawrence.

The Essex District Attorney’s Office says the girl was dead when she was brought to the Lawrence General Hospital emergency room Monday evening.

READ MORE: Coronavirus In Massachusetts: Today's Developments

“The cause and manner of death are unknown and subject to investigation,” the district attorney’s office said.

READ MORE: Start Of Bruins Season Brings More Business To Sports Bars Near TD Garden

The Essex District Attorney’s Office, Lawrence Police and the Essex State Police Detective Unit are investigating.

MORE NEWS: Search For Missing 5-Year-Old Boy Elijah Lewis Continues In New Hampshire

No other information has been released.