Retired Air Force Lt. Gen. John "Jack" L. Hudson (center) became director of the National Museum of the U.S. Air Force during a ceremony on Dec. 16, 2010. Lt. Gen. Janet Wolfenbarger (left), vice commander of Air Force Materiel Command, presided over the change of director ceremony. General Hudson took the reins from retired Air Force Maj. Gen. Charles D. Metcalf (right), who is retiring after 14 years as museum director. (U.S. Air Force photo/Jeff Fisher)