Air Force Chief of Staff Gen. Mark A. Welsh III presents "Miss Paula" Roy, the wife of Chief Master Sgt. of the Air Force James Roy, with the Distinguished Public Service Medal during Chief Roy's retirement ceremony on Joint Base Andrews, Md. on Jan. 24, 2013. Roy, the 16th Chief Master Sgt. of the Air Force, is retiring after more than 30 years of service. (U.S. Air Force photo/Jim Varhegyi)

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