U.S. Air Force Reserve Chief Master Sgt. Cynthia Underwood, the air transportation superintendent for the 96th Aerial Port Squadron, Lt. Col. Jason Sheridan, and Chief Master Sgt. Alvin Glover, operations superintendent, 96 APS, pose for a photo during Sheridan’s retirement ceremony at Little Rock Air Force Base, Ark., July 8, 2017. Sheridan, a former 96 APS commander, retired after 22 years of service. (U.S. Air Force photo by Capt. Casey Staheli/Released)