Senior Airman Derek Lawson, 11th Civil Engineer Squadron structural apprentice, steams the wrinkles out of the U.S. Air Force banner Jan. 22, 2013 at Joint Base Andrews, Md., in preparation for the Chief Master Sergeant of the Air Force Transition Ceremony here, Jan 24. On Wednesday, Chief Master Sgt. James A. Cody will become the 17th CMSAF, following the retirement and transition of Chief Master Sgt. of the Air Force James Roy. Roy's retirement will culminate more than 30 years of service. (U.S. Air Force photo /Staff Sgt. Perry Aston)