The death toll from the shooting in a Nashville school, the 'Covenant School', a Presbyterian school in Tennessee, is four dead.
They are three students and the perpetrator of the massacre, whose identity is not yet known, the dead.
The killer died during a clash with the police, but it is not known if he was shot by the agents or if he took his own life.
The institute is attended by about 200 students, from kindergarten to sixth grade.