U.S. Marine Corps 1st Lieutenant Jason Moxley with

U.S. Marine Corps 1st Lieutenant Jason Moxley with Fox Company, 2nd Battalion, 24th Marines, 23rd Marine Regiment, 4th Marine Division, Marine Forces Reserve gives a class on the history, importance of, and tactical considerations utilized for rock climbing and rappelling whithin the Marine Corps at the Republic of Korea Mountain Warfare Training School near Pohang, South Korea during Korean Marine Exchange Program 15-8 as a part of Peninsula Express 15, July 7, 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)