Right of superior officer, etc., of Police Department to prosecute Police cases

Where any information has been laid, or complaint or arrest made, by any police officer, it shall be lawful for the Commissioner or any superior officer, sergeant or corporal of the Department, if of opinion that such information was laid, or that such complaint or arrest was made, by such police officer in the performance of his duty as a police officer, to appear on behalf of such police officer before any magistrate at any Police Act 13 proceedings consequent upon such information, complaint or arrest, and, on behalf of such police officer, to conduct the information, complaint or charge, and examine and cross- examine witnesses in the same manner as if such information had been laid, or such complaint or arrest had been made, by such Commissioner, superior officer, sergeant or corporal.