EAST BOSTON (CBS) – A boy was pulled unresponsive from a pool in East Boston Thursday afternoon.

The 6-year-old boy was unconscious and family members were performing CPR when firefighters and EMS arrived at the home on Trenton Street at about 4:15 p.m.

READ MORE: Police Shooting Reported Outside Burlington Apartment Building

The boy was taken to Mass. General Hospital in life-threatening condition.

READ MORE: Keller @ Large: Candidate For Governor Danielle Allen Says Mass. Needs 'Exit Ramp' For Use Of Masks

Police say the boy does not live at the home.

MORE NEWS: No Arrests Made, Victim Remains In Critical Condition Following South Shore Plaza Shooting

Crime scene detectives were at the home for several hours. The incident remains under investigation.