The U.S. flag is flown at half-staff in honor of U.S. Air Force Staff Sgt. Austin Terrell, 20th Aircraft Maintenance Squadron armament technician at Shaw Air Force Base, S.C., April 7, 2017. The flag is being flown at half-staff today until sunset in remembrance of Terrell, who lost his life in a car collision March 25. (U.S. Air Force photo by Airman 1st Class Christopher Maldonado)