It is the duty of the Police Department to apprehend and arrest on view or on warrant and bring to justice all violators of the ordinances of the city; to suppress all riots, affrays, and unlawful assemblies which may come to its knowledge, and generally to keep the peace; to serve all warrants, writs, executions, and other processes properly directed and delivered to it; to apprehend and arrest persons violating federal or fate law as provided by law, and to turn them over to proper authorities; and in all respects to perform all duties pertaining to the offices of police officers.
(Prior Code, § 13-302)