a report to Congress United States Office of Juvenile Justice and Delinquency Prevention, creator author. text dcu 2019 monographic eng 1 online resource (x, 24 pages) : color maps, color illustrations "May 2019." CRDP Program record. Office of Juvenile Justice and Delinquency Prevention, U.S. Department of Justice 2017-MC-FX-K003 n-us--- United States. United States. Emergency communication systems Law and legislation United States Police communication systems Law and legislation United States Police-community relations United States Missing children Legal status, laws, etc United States Missing persons Investigation Law and legislation United States Kidnapping victims Legal status, laws, etc United States Indian children Legal status, laws, etc United States J 32.2:AS 3 J 32.2:AS 3 NCJ 252671 https://purl.fdlp.gov/GPO/gpo122238 https://purl.fdlp.gov/GPO/gpo122238 GPO 190625 20190831141028.0 on1105631785 eng