; 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 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 ( 42 U.S.C. 5603 ) 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) by amending paragraph (18) to read as follows: (18) the term Indian tribe means a federally recognized Indian tribe or an Alaskan Native organization 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; ; (5) by amending paragraph (26) to read as follows: (26) the term adult inmate — (A) means an individual who— (i) has reached the age of full criminal responsibility under applicable State law; and (ii) has been arrested and is in custody for or awaiting trial on a criminal charge, or is convicted of a criminal offense; and (B) does not include an individual who— (i) at the time of the offense, was younger than the maximum age at which a youth can be held in a juvenile facility under applicable State law