Petty Officer 3rd Class Andres Acosta signals to a boat crew during search and rescue swimmer training. U.S. Navy Petty Officer 3rd Class Andres Acosta (right) signals to a boat crew while rescuing Petty Officer 1st Class Kurt Bartholomai during search and rescue swimmer training in the Java Sea on Nov. 8, 2010. Acosta is assigned to the amphibious assault ship USS Essex (LHD 2), which is part of the permanently forward-deployed Essex Amphibious Ready Group on patrol in the Western Pacific Ocean. SHARE: Download: Full Size (0.07 MB) Credit: VIRIN: 494865-T-XQK23-184.jpg Photo Gallery