Col. John Edwards, the 28th Bomb Wing commander, presents a certificate of promotion to Senior Master Sgt. Jesse Frank, the 28th Security Forces Squadron operations superintendent, at Ellsworth Air Force Base, S.D., Dec. 4, 2018. Frank was selected for the rank of chief master sergeant during promtion cycle 18E9. Out of the elegable 2,241 sergeants across the Air Force that were eligible for the rank, only 479 were selected. (U.S. Air Force photo by Airman 1st Class Thomas Karol)