Senior Airman Callie Byrd secures a ladder after repairing a seal on a C-130J Super Hercules July 31, 2019, at Keesler Air Force Base, Mississippi. She serves in the Air Force Reserve as a crew chief with the 803rd Maintenance Squadron. Her job also includes performing general aircraft maintenance, inspections, and preparing the plane for takeoffs. (U.S. Air Force photo by Staff Sgt. Shelton Sherrill)