; and (F) the Committee on the Judiciary of the House of Representatives . (2) Southern border The term Southern Border means the international land border between the United States and Mexico. 3. Additional U.S. Customs and Border Protection personnel for southbound inspections (a) CBP officers The Commissioner of U.S. Customs and Border Protection shall hire, train, and assign not fewer than 500 new officers to assist with inspections of pedestrians, cars, trucks, and other modes of transportation traveling from the United States to Mexico. (b) Support staff The Commissioner of U.S. Customs and Border Protection is authorized to hire, train, and assign such additional support staff as may be necessary to support the functions carried out by the officers hired pursuant to subsection (a). 4. Additional inspection equipment and infrastructure (a) Imaging systems The Commissioner of U.S. Customs and Border Protection is authorized to purchase up to 50 additional non-intrusive imaging systems, which shall be deployed along the Southern Border for the purpose of inspecting vehicles traveling from the United States to Mexico. (b) Alternative equipment The Commissioner of U.S. Customs and Border Protection is authorized to purchase additional alternative equipment that the Commissioner deems necessary for the purpose of inspecting individuals or vehicles traveling from the United States to Mexico. 5. Additional Homeland Security Investigations personnel for investigations of southbound smuggling (a) HSI special agents The Director of U.S. Immigration and Customs Enforcement shall hire, train, and assign not fewer than 100 new Homeland Security Investigations special agents to assist with investigations involving the smuggling of currency and firearms from the United States to Mexico. (b) Support staff The Director is authorized to hire, train, and assign such additional support staff as may be necessary to support the functions carried out by the special agents hired pursuant to subsection (a). 6. Report (a) In general