150212-N-KD168-064 GULF OF ADEN (Feb. 12, 2015) Service members lower a repaired rotor system into place on an MH-60S Sea Hawk helicopter assigned to Helicopter Sea Combat Squadron (HSC) 28 aboard the amphibious assault ship USS Iwo Jima (LHD 7). Iwo Jima is the flagship for the Amphibious Ready Group (ARG) and, with the embarked 24th Marine Expeditionary Unit (24th MEU), provides a versatile sea-based, expeditionary force that can be tailored to a variety of missions in the U.S. 5th Fleet area of operations. (U.S. Navy photo by Mass Communication Specialist Seaman Magen F. Weatherwax/Released)