U.S. Air Force Airman 1st Class Bradley C. Gustin, 374th Civil Engineering Squadron pavement and construction equipment apprentice, shows a Japan Air Self Defense Force member how to operate new equipment during a Rapid Airfield Damage Repair demonstration Dec. 6, 2016, at Yokota Air Base, Japan. The purpose of the RADR demonstration is to share capabilities and techniques with JASDF members in the event of an airfield attack and to promote bilateral engagement between the U.S. and Japan. (U.S. Air Force photo by Airman 1st Class Donald Hudson/Released)