Col. Benjamin Spencer, 319th Air Base Wing commander, presents diploma to SrA Maxwell Stebbins, Etchberger Airman Leadership School graduate, June 20, 2019, on Grand Forks Air Force Base, North Dakota. ALS graduation is the culmination of the first level of the Enlisted Professional Military Education continuum directed toward preparing upcoming noncommissioned officers with leadership skills for their careers. (U.S. Air Force photo by Senior Airman Elijaih Tiggs)