First Sergeants now eligible for Special Duty Service Ribbon
The diamond denotes First Sergeant status. As an Air Force First Sergeant, wearing the diamond during your tour of duty was usually the only visible indicator of your past role in the lives of Airmen. This changed last month, however, as first sergeants were listed as being part of a special duty that is now eligible to apply for the Air Force Special Duty Ribbon. (U.S. Air Force photo by Staff Sgt. Abigail Klein)