Waterbury, Conn./WTIC Radio - Four individuals were arrested Tuesday for their alleged roles in a disturbance at Kennedy High School in Waterbury.
According to police, the incident involved three juvenile males and an adult male.
Police officers and school staff were able to break up the altercation.
The adult is being identified as Jasiel Berrios, 19, of Waterbury.
He's charged with threatening and breach of peace.
Two of the juveniles were charged with breach of peace and another charged with breach of peace and interfering with police.
One juvenile and a staff member were treated for minor injuries.