Airman 1st Class Amber Wiseman,11th Civil Engineering Squadron pest management apprentice, aligns the state flags in preparation for the Secretary of the Air Force Farewell Ceremony at Joint Base Andrews, Md., June 20, 2013. The ceremony will take place in on June 21, where the SECAF , Michael B. Donley, will relinquish his position and retire. (U.S. Air Force photo/Senior Airman Lauren Main)

Airmen from the Air Force Honor Guard stand by as they rehearse for the Secretary of the Air Force Farewell Ceremony on Joint Base Andrews, Md., June 20, 2013. The ceremony will take place on June 21, where the SecAF , Michael B. Donley, will relinquish his position and retire. (U.S. Air Force photo/Senior Airman Lauren Main)