U.S. Air Force Senior Airman Jerry Vincent, a Water and Fuel Systems Maintenance technician with the 116th Civil Engineering Squadron (CES), Georgia Air National Guard, uses a pressure washer from a sewage truck to clean out a drainage ditch while correcting a storm water drainage problem at Robins Air Force Base, Ga., April 13, 2013. The 116th CES volunteered to fix the drainage problem on the road in order to provide training for their Guardsmen during a Unit Training Assembly weekend. (U.S. Air National Guard photo by Master Roger Parsons/Released)