Maryland Air National Guard maintenance and operations Airmen maintain effectiveness
U.S. Air Force Staff Sgt. Derrick Blake, a crew chief assigned to the 175th Aircraft Maintenance Squadron, 175th Wing, Maryland National Guard, conducts joint oil analysis program procedures on an A-10C Thunderbolt II aircraft assigned to the 104th Fighter Squadron, in support of exercise Air Defender 2023 (AD23) flying operations, June 9, 2023, at Amari Air Base, Estonia. Exercise AD23 integrates both U.S. and allied air-power to defend shared values, while leveraging and strengthening vital partnerships to deter aggression around the world. (U.S. Air National Guard photo by Staff Sgt. Laura Weaver)