171031-N-AC254-132 5TH FLEET AREA OF OPERATIONS (Oct. 31, 2017) Sailors assigned to the amphibious assault ship USS America (LHA 6) treat a patient in the ship's hangar bay during a mass casualty drill. America and its amphibious ready group are deployed to the U.S. 5th Fleet area of operations in support of maritime security operations to reassure allies and partners and preserve the freedom of navigation and the free flow of commerce in the region. (U.S. Navy photo by Mass Communication Specialist 2nd Class Alexander Ventura II/Released)