PACIFIC OCEAN (March 23, 2015) San Antonio-class amphibious transport dock ship USS Anchorage (LPD 23) conducts a strait transit with Wasp-class amphibious assault ship USS Essex (LHD 2) and Whidbey Island-class amphibious dock landing ship USS Rushmore (LSD 47). Anchorage is underway participating in a Composite Training Unit Exercise (COMPTUEX) with the Essex Amphibious Ready Group (ARG), which is comprised of Amphibious Squadron (PHIBRON) THREE and 15th Marine Expeditionary Unit (MEU). (U.S. Navy photo by Mass Communication Specialist 3rd Class Huey D. Younger Jr./Released)