An Afghan man leads a camel loaded with cargo past two Humvees from Task Force Cincinnatus in Tagab, Afghanistan, Sept. 27. Servicemembers were in Tagab for a ground breaking ceremony for a book storage facility. U.S. Army photo by Maj. Chris Belcher

U.S. Navy Chief Petty Officer Malika Derios, of Precommissioning Unit George H. W. Bush, receives her anchors from her daughter and stepfather during a chief petty officer pinning ceremony at Langley Air Force Base, Va., Sept. 21, 2007. U.S. Navy photo by Petty Officer 2nd Class Susan Cornell

U.S. Army Sgt. Leonna Thomas (right), a veterinarian technician, attached to hospital ship USNS Comfort, gives a shot to a dog as owner Adrian Joseph helps at the Guyana Society for the Prevention of Cruelty to Animals in Georgetown, Guyana, Sept. 27, 2007. U.S. Navy photo by Seaman Jeff Hall

Marine Gen. Peter Pace embraces 1st Lt. Andrew Kinard following Pace's final news conference as chairman of the Joint Chiefs of Staff. Kinard, who lost both legs to an improvised explosive device in Iraq, works at the Pentagon. Defense Dept. photo by U.S. Air Force Staff Sgt. D. Myles Cullen

Chairman of the Joint Chiefs of Staff U.S. Marine Gen. Peter Pace answers a reporter's question during a press conference with Defense Secretary Robert M. Gates at the Pentagon, Sept. 27, 2007. This is Pace's last press conference as the chairman. Defense Dept. photo by Cherie A. Thurlby

Men and women of the Defense Department line the halls and applaud Chairman of the Joint Chiefs of Staff U.S. Marine Gen. Peter Pace on his last official day at the Pentagon, Sept. 27, 2007. Defense Dept. photo by Cherie A. Thurlby

Deputy Defense Secretary Gordon England gives testimony to the Foreign Relations Full Committee on the Law of the Sea, in Washington, Sept. 27, 2007.

Defense Secretary Robert M. Gates and Chairman of the Joint Chiefs of Staff U.S. Marine Gen. Peter Pace answer questions from the media during a Pentagon press conference, Sept. 27, 2007.