Master Sgt. Elias Sepulveda, 113th Medical Group First Sergeant, directs the formation to 'dress right' during the 113th Wing Change of Command ceremony, Joint Base Andrews, Md. Brig. Gen. Marc H. Sasseville assumed command of the 113th Wing from Brig. Gen. Jeffrey Johnson, marking the end of General Johnson's 29-year career in the D.C. Air National Guard. (U.S. Air Force photo/Tech Sgt. Craig Clapper)