First lady Michelle Obama salutes during the singing of the national anthem while visiting Naval Station Norfolk, Va., July 31, 2009. The first lady spoke at an event marking the homecoming of the USS Eisenhower Carrier Strike Group and the USNS Comfort from recent deployments. U.S. Navy photo by Seaman Desiree Green

First lady Michelle Obama speaks to sailors and their families about her respect and admiration for their service during a visit to Naval Station Norfolk, Va., July 31, 2009. The first lady spoke at an event marking the homecoming of the USS Eisenhower Carrier Strike Group and the USNS Comfort from recent deployments. US Navy photo by Seaman Desiree Green

U.S. Army Spc. Lucas Butler scans the horizon with the sight of his M-249 automatic weapon during an anti-improvised explosive device and anti-indirect fire mission in the area of Abu Ghraib, July 30, 2009. Butler is an infantryman assigned to the 1st Infantry Division's 2nd Battalion, 112th Infantry Regiment, 2nd Brigade Combat Team. U.S. Army photo

First lady Michelle Obama thanks sailors for their service and hard work during an event at Naval Station Norfolk, Va., July 31, 2009. The event marked the homecoming of the USS Eisenhower Carrier Strike Group and the USNS Comfort from their recent deployments. Her visit was an extension of her continued support for military families. U.S. Navy photo by Petty Officer 2nd Class Gina K. Wollman

U.S. Marines load their gear onto a truck before departing from an undisclosed location in the Middle East on July 31, 2009. The Marines, assigned to the 1st Marine Division's Bravo Company, 1st Battalion, 7th Marine Regiment, are returning to Camp Pendleton, Calif., after being deployed in Iraq. U.S. Navy photo by Petty Officer 2nd Class Jorge Saucedo

U.S. Marine Corps Capt. Chad Althiser speaks with Afghan elders at the end of a meeting outside Fire Base Fiddler's Green, Afghanistan, July 24, 2009. Althiser is the commander of India Battery, 3rd Battalion, 11th Marines Regiment. U.S. Marine Corps photo by Sgt. Christopher R. Rye

Basic training students attend a Battlemind class at Fort Jackson, S.C., July 30, 2009. Battlemind is training that is designed to build resiliency in soldiers. U.S. Army photo by D. Myles Cullen

A new soldier hugs her mother at the conclusion of the basic training ceremony for "Family Day" at Fort Jackson, S.C., July 30, 2009. Family Day is when soldiers are able to meet with their families for the first time since starting basic training. U.S. Army photo by D. Myles Cullen