U.S. Marines with Fox Company, 2nd Battalion, 24th Marines, 23rd Marine Regiment, 4th Marine Division (MARDIV), Marine Forces Reserve and Republic of Korea (ROK) Marines with 5th Company, 2nd Battalion, 7th Marine Regiment, 1st ROK MARDIV exchange tactics and standard operating procedures for room clearing and patrolling during the Military Operations in Urban Terrain (MOUT) portion of Korean Marine Exchange Program 15-8 in Pohang, South Korea as a part of Peninsula Express 15, July 3rd, 2015. Peninsula Express is one in a series of regularly-scheduled combined, small-unit, tactical training exercises that demonstrates continued dedication to the ROK-U.S. relationship, contributing to the security and stability of the Korean Peninsula and Asia-Pacific region. (U.S. Marine Corps photo by Sgt. Justin A. Bopp/Released)