U.S. Marines assigned to the 31st Marine Expeditionary Unit unload assault vehicles from a landing craft, air cushion embarked on the amphibious dock landing ship USS Harpers Ferry (LSD 49) during a beach assault rehearsal at Hwajinri Beach in Pohang, Republic of Korea, on Nov. 4, 2009. The Harpers Ferry is part of the USS Denver Amphibious Task Group, which along with the embarked 31st Marine Expeditionary Unit is conducting the annual bilateral Korean Integrated Training Program to maintain readiness and sustain the long-term security assistance relationship between the U.S. and Republic of Korea militaries.