Tech. Sgt. Logan Ray, 11th Security Support Squadron training NCO in charge, walks the grounds of Marine Corps Base Quantico, Aug. 28, 2017. As part of their annual ground skills training plan, defenders honed their light infantry skill sets and reinforced their warrior mindsets by undertaking a rare but vital operation in an unfamiliar training environment. (U.S. Air Force photo by Senior Airman Delano Scott)