; Marine Expeditionary Unit The terms Amphibious Ready Group and Marine Expeditionary Unit means a group or unit, as the case may be, that consists of a minimum of— (A) three amphibious assault ships (general purpose) (LHA) or amphibious assault ships (multi-purpose) (LHD); and (B) one amphibious transport dock (LPD) Flight I. 344. Briefing on plan for maintaining proficiency in emergency movement of munitions in Joint Region Marianas, Guam Not later than 90 days after the date of the enactment of this Act, the Secretary of the Navy and the Secretary of the Air Force shall brief the congressional defense committees on a plan for maintaining the proficiency of the Navy and the Air Force, respectively, in executing the emergency movement of munitions stored in weapons storage areas in Joint Region Marianas, Guam, onto aircraft and naval vessels, including plans to regularly exercise such capabilities. F Other Matters 351. Continued designation of Secretary of the Navy as executive agent for Naval Small Craft Instruction and Technical Training School The Secretary of the Navy shall continue, through fiscal year 2024— (1) to perform the responsibilities of the Department of Defense executive agent for the Naval Small Craft Instruction and Technical Training School pursuant to section 352(b) of title 10, United States Code