ALTUS AIR FORCE BASE, Okla. --   Four master sergeants from the 97th Air Mobility Wing were selected for promotion to the rank of senior master sergeant March 20, 2014.

Out of the 14,823 eligible master sergeants in the Air Force, 999 were selected for promotion to senior master sergeant which is a selection rate of 6.74 percent.

97th AMW Wing Staff Agencies

Master Sgt. Danielle Pier

97th Logistics Readiness Squadron

Master Sgt. Charles Sheridan

97th Medical Group

Master Sgt. Crystal Spedding

97th Security Forces Squadron

Master Sgt. Walter Watkins