; CRACKING DOWN ON CRIMINAL ORGANIZATIONS. 401. Additional U.S. Customs and Border Protection personnel (a) Officers The Commissioner of U.S. Customs and Border Protection shall, every fiscal year, hire, train, and assign not fewer than 200 new officers above the level as of September 30 of the immediately preceding fiscal year until the total number of officers equals the requirements identified each year in the Workload Staffing Model issued by the Commissioner pursuant to the Department of Homeland Security Appropriations Act, 2012 (hereinafter in this title referred to as the Workload Staffing Model ). (b) Protection of human rights and child welfare (1) Humanitarian specialists and child welfare professionals Not later than the last day of the first fiscal year after the date of enactment of this Act, the Commissioner of U.S. Customs and Border Protection shall hire, train, and assign not fewer than 100 new humanitarian specialists and not fewer than 100 new child welfare professionals. The Commissioner shall thereafter annually hire, train, and assign an additional 100 specialists and 100 professionals under this section until the Commissioner determines that a sufficient number of such specialists and professionals are available to adequately provide for the protection of the health and welfare of aliens arriving at the border or in the custody of the Commissioner, including the requirements of sections 404 and 405. The total number of such specialists and professionals may not be less than the requirements identified in the Workload Staffing Model. The Commissioner is authorized to enter into such contracts as may be necessary to carry out this subsection, including with independent child welfare professionals. (2) Qualified experts in pediatric medicine The Commissioner of U.S. Customs and Border Protection shall, every fiscal year, hire, train, and assign qualified experts in pediatric medicine in such numbers as the Commissioner determines appropriate to adequately provide for the health needs of