U.S. Air Force Airman 1st Class Douglas Kruse, an airfield systems maintainer assigned to the 241st Air Traffic Control Squadron, Missouri Air National Guard, checks radar equipment operability at Rosecrans Air National Guard Base, St. Joseph, Mo., on July 15, 2018. Kruse was selected as the 2018 Maintainer of the Year for his unit. (U.S. National Guard photo by Senior Airman Andrew Rivera)