TY - BOOK CN - Y 4.J 89/1:115-16 ID - 1360632 KW - Law enforcement KW - Crime prevention KW - Police services for the mentally ill KW - Police training KW - Police KW - Terrorism KW - Crime prevention. KW - Law enforcement. KW - Police KW - Police services for the mentally ill. KW - Police training. KW - Terrorism LK - http://purl.fdlp.gov/GPO/gpo93484 N1 - Shipping list no.: 2018-0190-M N1 - "Serial no. 115-16." T1 - Challenges facing law enforcement in the 21st century :hearing before the Subcommittee on Crime, Terrorism, Homeland Security, and Investigations of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, May 17, 2017. TI - Challenges facing law enforcement in the 21st century :hearing before the Subcommittee on Crime, Terrorism, Homeland Security, and Investigations of the Committee on the Judiciary, House of Representatives, One Hundred Fifteenth Congress, first session, May 17, 2017. UR - http://purl.fdlp.gov/GPO/gpo93484 ER -