-- On Thursday. Maryland State Fire Marshal's charged a 14-year-old Smithsburg High School student with making a false rumor about a bomb.
-- Two 13-year-olds and a 12-year-old, all students at a Frederick County, Md., middle school, were charged Thursday after an investigation revealed they had fashioned and intended to use an "improvised incendiary device," which is not considered an explosive but can contain materials that will burn violently, according to the fire marshal's office.
-- On Wednesday, Washington County Sheriff's Department deputies announced they were considering charging a 14-year-old boy whom they allege sent threatening e-mail messages to other students from a home computer on Saturday.
-- In Frederick, two 14-year-old boys were charged Wednesday with making a threat of arson to burn the Heather Ridge School.
