; and (18) $2,500,000 for grants authorized by the Keep Young Athletes Safe Act: Provided , That, if a unit of local government uses any of the funds made available under this heading to increase the number of law enforcement officers, the unit of local government will achieve a net gain in the number of law enforcement officers who perform non-administrative public sector safety service: Provided further , That balances from the Community Oriented Policing Services Programs account may be transferred into this account: Provided further , That the transfer authority in the preceding proviso is in addition to any other transfer authority contained in this Act: Provided further , That any transfer pursuant to the second proviso shall be treated as a reprogramming under section 505 of this Act and shall not be available for obligation or expenditure except in compliance with the procedures set forth in that section. Juvenile justice programs For grants, contracts, cooperative agreements, and other assistance, the following amounts are made available until expended— (1) $100,000,000 for youth mentoring grants; (2) $21,000,000 for programs authorized by the Victims of Child Abuse Act of 1990; (3) $84,000,000 for missing and exploited children programs, including as authorized by sections 404(b) and 405(a) of the Juvenile Justice and Delinquency Prevention Act of 1974 (except that section 102(b)(4)(B) of the PROTECT Our Children Act of 2008 ( Public Law 110–401 ) shall not apply for purposes of this Act); (4) $2,000,000 for child abuse training programs for judicial personnel and practitioners, as authorized by section 222 of the Victims of Child Abuse Act of 1990; and (5) $5,000,000 for the Tribal Youth Program. Public safety officer benefits (including transfer of funds) For payments and expenses authorized under section 1001(a)(4) of title I of the Omnibus Crime Control and Safe Streets Act of 1968, such sums as are necessary (including amounts for administrative costs), to remain available until expended