Section 10-304 - Duties of police officers(a)(1) A police officer who is on duty at a polling place shall obey the order of an election judge for that polling place.(2) A police officer making an arrest under an order of an election judge is fully protected in so doing as if the police officer received a valid warrant to make the arrest.(b) A police officer who is on duty at a polling place shall protect a challenger or watcher in the discharge of the duties of the challenger or watcher.