A spokesman forthe American sheriff's Office said that, after receiving the threaten ofgunslingling and explosive, at least 9 school have been evacuated. It is reported that theschool was at Bergen, the northeast of New Jersey. Police of Clifton said, lotsof schools in that district got explosive threaten by voice message. And thenthe police made a statement through Facebook that government already sent policemento Clifton high school, despite it was found that those threaten was untrustworthy,but police still took precautions to whole district.