932nd Civil Engineer technician, Tech. Sgt. Tiana Corpuz, with help from fellow Reserve Citizen Airman Senior Airman Alex Ravenmeder, uses a shovel to uncover a plastic pipe simulating a pressurized water-main during field training, Sept. 10, 2019 at the Sparta National Guard training area, Sparta, Illinois. (U.S. Air Force photo by Master Sgt. Christopher Parr)