Chesapeake, Va. - Security has been increased at Indian River High School after juveniles from another school entered the building and a fight broke out on Monday.
All of the external doors were locked, school officials say.
Three juveniles who were not students were let inside of the building without permission and that's when the fight occurred with a student the teens knew.
Police are now investigating this case and a rumor about a safety concern.
No arrests have been made in this case.
Stay with NewsChannel 3 for more updates.