Center None of the amounts authorized by this Act for operation and maintenance, Defense-wide to expand leased facilities for the Joint Military Information Support Operations Web Operations Center may be obligated or expended until the Secretary of Defense, acting through the Assistant Secretary of Defense for Special Operations and Low-Intensity Conflict and the Commander of the United States Special Operations Command, submits to the congressional defense committees a validated manpower study for such center that includes the following: (1) Validated estimates of the number of personnel from the United States Special Operations Command and the other combatant commands that will be housed in leased facilities of such center. (2) An explanation of how such estimates are aligned with and support the priorities established by the national defense strategy under 113(g) of title 10, United States Code. 355. Modifications to the Contested Logistics Working Group of the Department of Defense (a) Expansion of working group (1) In general Paragraph (3) of section 2926(d) of title 10, United States Code, is amended by adding at the end the following new subparagraph: (D) A representative appointed by the Secretary of Defense from each of the following: (i) The Defense Logistics Agency. (ii) The Strategic Capabilities Office. (iii) The Defense Advanced Research Projects Agency. (iv) The Office of the Under Secretary of Defense for Research and Engineering. . (2) Timing Not later than 60 days after the date of the enactment of this Act, the Secretary of Defense shall appoint the additional members of the working group required under paragraph (3)(D) of such section, as added by paragraph (1) of this subsection. (b) Meetings Such section is further amended by adding at the end the following new paragraph: (6) The working group under paragraph (1) shall meet not less frequently than quarterly. . (c) Reports Such section is further amended by adding at the end the following new paragraph: (7) Not later than February 1 of