; and (7) provide any other assistance the Director determines appropriate. (b) Designation of jurisdictions In carrying out the program under subsection (a), the Director shall designate jurisdictions from among high-risk urban areas under section 2003, and other cities and regions, as appropriate. (c) Congressional notification The Director shall notify the Committee on Homeland Security and the Committee on Appropriations of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Appropriations of the Senate not later than three days before the designation of new jurisdictions under subsection (b) or other changes to participating jurisdictions. . (b) GAO report Not later than 1 year after the date of the enactment of this Act, the Comptroller General of the United States shall submit to the Committee on Homeland Security and the Committee on Appropriations of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Appropriations of the Senate an assessment, including an evaluation of the effectiveness, of the Securing the Cities program under section 1908 of the Homeland Security Act of 2002, as added by subsection (a) of this section. (c) Clerical amendment The table of contents in section 1(b) of the Homeland Security Act of 2002 is amended by inserting after the item relating to section 1907 the following new item: Sec. 1908. Securing the Cities program. . 3. Model exercises Not later than 120 days after the date of the enactment of this Act, the Director for Domestic Nuclear Detection of the Department of Homeland Security shall report to the Committee on Homeland Security and the Committee on Appropriations of the House of Representatives and the Committee on Homeland Security and Governmental Affairs and the Committee on Appropriations of the Senate on the feasibility of the Director developing model exercises to test the preparedness of jurisdictions participating in the Securing the