(Radio Iowa) — A middle school student in southeast Iowa is accused of threatening a classmate with a gun. Ottumwa Police say an Evans Middle School student was on a Snapchat face-time conversation when the second student showed a handgun and threatened to shoot the first student. Police say they found the threat to be “credible” and arrested the student on Tuesday. The student is facing a misdemeanor charge of harassment and was taken to a juvenile detention center.