A Korean amphibious assault vehicle moves onto the beach during a simulated amphibious assault as part of exercise Cobra Gold 2010. The assault included Marines, aircraft and landing crafts from the forward-deployed amphibious assault ship USS Essex, the amphibious transport dock ship USS Denver and the dock landing ship USS Harper's Ferry. CG 10 is a U.S.-Thai sponsored, multinational exercise designed to enhance interoperability between U.S. and Pacific partner nations. Essex is part of the forward-deployed Essex Amphibious Ready Group and is conducting spring patrol. The Essex ARG is comprised of Amphibious Squadron Eleven, Essex, amphibious transport dock ship USS Denver, dock landing ship USS Harpers Ferry, and guided-missile cruiser USS Shiloh. The Essex ARG has the 31st Marine Expeditionary Unit embarked, and this group reports to Commander, Amphibious Force Seventh Fleet, Rear Adm. Richard Landolt, who is headquartered in Okinawa, Japan.