Senior Airmen Diondre Jenkins, an electrical systems civil engineer from 445 CES, operates an excavator. Airmen operating the excavator practiced basic digging and transportation procedures, June 3, 2016, at the Wright-Patterson Air Force Base Warfighter Training Center. The entire CES completed bivouac (temporary camp without tents or cover) training June 3-4, 2016 as part of the wing’s unit effectiveness inspection. (U.S. Air Force photo/Senior Airmen Joel A. McCullough)