Col. Brian Hastings, 47th Flying Training Wing commander, speaks with students of the First Sergeant Additional Duty Course at the Student Activities Center on Laughlin Air Force Base, March 20, 2014. The course graduated 10 specially selected and qualified Airmen to take on the role of first sergeant as an additional duty, allowing them to fill in as unit first sergeant’s when called upon. (U.S. Air Force photo/Staff Sgt. Steven R. Doty/Released)