Senior Airman Caleb Smith, a munitions systems crew chief assigned to the 509th Munitions Squadron at Whiteman Air Force Base, Missouri, poses for a photo during the Civilian Marksmanship Program National Matches on July 30, 2019, at Camp Perry, Ohio. Senior Airman Caleb Smith recently performed life-saving first aid on a choking passenger while on an American Airlines flight. (U.S. Air Force photo by Senior Airman Thomas Barley)