; experts and consultants (1) Director The Secretary of Defense shall appoint a member of the Armed Forces to serve as the Director of the Commission. (2) Experts and consultants With the approval of the Commission, the Director may procure temporary and intermittent services under section 3109(b) of title 5, United States Code. (3) Staff of Federal agencies Upon request of the Commission, the head of any Federal department or agency may detail, on a reimbursable basis, any of the personnel of that department or agency to the Commission to assist it in carrying out its duties under this Act. (e) Powers of Commission (1) Hearings and sessions The Commission may, for the purpose of carrying out this Act, hold hearings, sit and act at times and places, take testimony, and receive evidence as the Commission considers appropriate. (2) Obtaining official data The Commission may secure directly from any department or agency of the United States information necessary to enable it to carry out this Act. Upon request of the Chairperson of the Commission, the head of that department or agency shall furnish that information to the Commission. (3) Mails The Commission may use the United States mails in the same manner and under the same conditions as other departments and agencies of the United States. (4) Administrative support services Upon request of the Commission, the Administrator of General Services shall provide to the Commission, on a reimbursable basis, the administrative support services necessary for the Commission to carry out its responsibilities under this Act. (f) Reports (1) Interim reports The Commission may submit to the Secretary of Defense interim reports as the Commission considers appropriate. (2) Final report The Commission shall transmit a final report to the President and the Congress not later than the day on which the Commission terminates under subsection (g). The final report shall contain a detailed statement of the findings and conclusions of the Commission, together with its recommendations