At 11:23 a.m., law enforcement was dispatched to the high school and began a sweep of the premises, finding no presence of harmful devices, police said. The Union County Sheriff's K-9 Unit also searched the building, police said
No charges have been filed against the juvenile suspect, police said.
Anyone with information about this incident is asked to contact the Roselle Police Department Detective Bureau at 908-245-9200.
Click here to follow Daily Voice Jersey City and receive free news updates.