It is unlawful for any mentally and physically able-bodied person, when so requested, to refuse to aid and assist law enforcement of the city to suppress any riot or disturbance or any unlawful assemblage or to arrest or attempt to arrest a person for any violation of any ordinance of the city or to prevent the violation of any of such ordinances.
(Prior Code, § 9.04.060) Penalty, see § 130.99