From left, Joint Chiefs Chairman Adm. Mike Mullen, Defense Robert Gates and Pentagon Comptroller Robert Hale, testify on Capitol Hill in Washington, Wednesday, June 16, 2010, before the Senate Appropriations Committee hearing on the Defense Department's fiscal 2011 budget. (AP Photo/Pablo Martinez Monsivais)

Photo by: Pablo Martinez Monsivais

From left, Joint Chiefs Chairman Adm. Mike Mullen, Defense Robert Gates and Pentagon Comptroller Robert Hale, testify on Capitol Hill in Washington, Wednesday, June 16, 2010, before the Senate Appropriations Committee hearing on the Defense Department's fiscal 2011 budget. (AP Photo/Pablo Martinez Monsivais)