; (ii) child pornography; (iii) unidentified child victims; (iv) human trafficking; (v) traveling child sex offenders; and (vi) forced child labor, including the sexual exploitation of minors. (4) Paid internship and hiring program (A) In general Subject to the availability of appropriations for such purpose, the Secretary may use funds available for Operations and support to establish a paid internship and hiring program for the purpose of placing participants of the HERO Child-Rescue Corps Program into paid internship positions, with the intent of subsequent appointment of the participants to permanent positions, as described in subparagraph (C). (B) Internship positions Under the paid internship and hiring program required to be established under subparagraph (A), the Secretary may appoint not more than 72 individuals to internship positions in the Center per year— (i) which shall be in addition to any internship or staffing positions within United States Immigration and Customs Enforcement in existence on the date enactment of this subsection; and (ii) who shall be assigned or detailed by the Center in accordance with subparagraph (C). (C) Placement (i) In general An individual who is appointed to an internship position under this paragraph shall be assigned or detailed to a position in an agency that— (I) has expressed the need to fill a vacancy; (II) anticipates making an appointment to a full-time position upon completion of the internship