Shooting at Connecticut elementary school

Police are responding to a shooting at an elementary school in Connecticut.

Sandy Hook Elementary School in Newtown is in lock down after police were alerted to a number of shots being fired at 9.41am by a gunman who was said to be in the main office of the school.

There are said to be a number of people with injuries. It is not yet clear if there are any deaths.

State police sources said one shooter is dead. Earlier reports of a second shooter are unconfirmed.

One child was seen being carried from the school by a police officer, apparently seriously wounded.

A person in one room had 'numerous gunshot wounds', police told the The Hartford Courant.

State and local police have entered the school and evacuations are underway.

Traumatized students were seen being led out of the school crying and holding hands.

There were also reports that a bomb squad was being called into the school. A helicopter was flying over the scene.

There were also reports of frantic parents rushing to the school though officials are telling them to stay at home by the phone.

A witness told News8 he saw one child with a bloodied face and another with a hand injury.