Police on Monday arrested a man for threatening the locals of Koteshor. According to police, Chetun Dahal (32) of Gorkhe-2, Ilam was arrested for threatening the locals by posing himself as a police official. Dahal works as a security guard for the Ultra Security in Kathmandu, police added. Dahal used to carry a fake walkie-talkie and intimidate people in the Ramailo Lodge, Koteshor.