170504-M-FJ661-0036 PACIFIC OCEAN (May 4, 2017) The amphibious transport dock ship USS San Diego (LPD 22) acts as the guide ship for the amphibious assault ship USS America (LHA 6) and the amphibious dock landing ship USS Pearl Harbor (LSD 52) while conducting a simulated strait transit drill. (U.S. Marine Corps photo by Cpl. Nathaniel S. McAllister/Released)