170824-M-KN503-046 CHANGI, Singapore (Aug. 24, 2017) A CH-53E Super Stallion helicopter assigned to the 15th Marine Expeditionary Unit’s (15th MEU) Aviation Combat Element perform pre-flight operations checks aboard the amphibious assault ship USS America (LHA 6). The Super Stallion is largest helicopter in the U.S. arsenal. America and its amphibious ready group are operating in the U.S. 7th Fleet area of operations to enhance partnerships and serve as a ready-response capability for any type of contingency. U.S. Marine Corps photo by Lance Cpl. Dusty Kilcrease/Released)