; (2) in paragraph (2)— (A) by inserting , tribal, after State ; and (B) by striking and at the end; (3) by amending paragraph (3) to read as follows: (3) to assist State, tribal, and local governments in addressing juvenile crime through the provision of technical assistance, research, training, evaluation, and the dissemination of current and relevant information on effective and evidence-based programs and practices for combating juvenile delinquency; and ; and (4) by adding at the end the following: (4) to support a continuum of evidence-based or promising programs (including delinquency prevention, intervention, mental health, behavioral health and substance abuse treatment, family services, and services for children exposed to violence) that are trauma informed, reflect the science of adolescent development, and are designed to meet the needs of at-risk youth and youth who come into contact with the justice system. . 102. Definitions Section 103 of the Juvenile Justice and Delinquency Prevention Act of 1974 ( 34 U.S.C. 11103 ) is amended— (1) in paragraph (8)— (A) in subparagraph (B)(ii), by adding or at the end; (B) by striking subparagraph (C); and (C) by redesignating subparagraph (D) as subparagraph (C); (2) in paragraph (18)— (A) by inserting for purposes of title II, before the term ; and (B) by adding at the end the following: that has a law enforcement function, as determined by the Secretary of the Interior in consultation with the Attorney General; ; (3) by amending paragraph (22) to read as follows: (22) the term jail or lockup for adults means a secure facility that is used by a State, unit of local government, or law enforcement authority to detain or confine adult inmates; ; (4) by amending paragraph (25) to read as follows: (25) the term sight or sound contact means any physical, clear visual, or verbal contact that is not brief and inadvertent;