From left, Elizabeth McGrath, Joseph Westphal, Robert Work and Erin C. Conaton take questions during a House Armed Services Committee discussion on "Managing the Department of Defense" July 22, 2010, in the Rayburn House Office Building, Washington, D.C. Ms. McGrath is the Department of Defense deputy chief management officer. Mr. Westphal is the undersecretary of the Army. Mr. Work is the undersecretary of the Navy. Ms. Conaton is the undersecretary of the Air Force. (U.S. Air Force photo/Scott M. Ash)