U.S. Army Pfc. Chris Beasely, a wheeled vehicle mechanic with the 597th Transportation Brigade, 832nd Trans. Battalion, 688th Rapid Port Opening Element, gives hand signals to a Humvee driver to test the lights at Joint Base Langley-Eustis, Virginia, Sept. 16, 2019. Ensuring the lights and turn signals work allows the Soldiers to drive on main roads on and off the installation. (U.S. Air Force photo by Senior Airman Derek Seifert)