The students who have been identified as having been involved in the prank have been sent a "graduation participation contract" with terms they must comply with in order to participate in Thursday's commencement.
A Perth Amboy man has been arrested and charged with attempted murder and arson after setting fire to a home with five people inside, including a two month old baby, injuring them, according to the Middlesex County Prosecutor's Office.
According to a message from South River High School Principal Jamie Kinard to staff obtained by New Jersey 101.5, extreme vandalism and mischief caused classes to be canceled on Thursday.