Schools across Northeast Ohio are reporting threat incidents involving students in the wake of the Chardon High School shooting.

In North Royalton, a 9th grader has been removed from the high school after a girl overheard the boy making threats and talking of possessing weapons. Counselors at the school called police who secured the building and removed the boy from the grounds. A search of the school turned up nothing. Police continue to talk to the boy.

At Cleveland Central Catholic, classes have resumed normally after a bomb threat. Police were notified of the threat just after 10 a.m. Wednesday. A search of the building using bomb sniffing dogs did not find anything.

Tuesday, police in Bath were investigating inappropriate comments by a Revere middle school student, while a 17-year-old Crestwood High School student was arrested in Mantua for allegedly posing with an assault rifle and making threats in two Facebook postings.

Also Tuesday, the Summit County Sheriff's Office says it arrested a 14-year-old at the L.E.A.P. Program in Green on aggravated menacing. Deputies say the teen made death threats against another student on Facebook. The teen had previously been arrested for bringing a firearm to another school. The teen has been taken to a juvenile facility. And Green High School was evacuated after a bomb threat was found written on a restroom wall. A search found nothing.