Chief of Staff of the US Army, Gen. George W. Casey Jr., is shown tanks belonging to the 308th Infantry Division during his visit in Vietnam on Nov. 22, 2010. This year marks the 15th anniversary of the normalization of U.S.-Vietnam US diplomatic re...

Army Chief of Staff Gen. George W. Casey Jr., third from right, looks at a statue of Ho Chi Minh during a visit to the Museum of the 308th Infantry Division near Hanoi, Vietnam, Nov. 22, 2010. This visit marked the 15th anniversary of the normalizati...

Chief of Staff of the US Army, Gen. George W. Casey Jr., meets with the 308th Infantry Division Commander, Pham Van Sinh, at the 308th headquarters near Hanoi, Vietnam on Nov. 22, 2010. Casey meet with Vietnam's senior Army leaders to help further m...

A Vietnamese Army officer with the 308th Infantry Division salutes Chief of Staff of the US Army, Gen. George W. Casey Jr., upon his arrival at a military facility near Hanoi, Vietnam on Nov. 22, 2010. This year marks the 15th anniversary of the norm...

Joint POW/MIA Accounting Command Staff Sgt. Holtman brief his unit's current operations to Chief of Staff of the US Army, Gen. George W. Casey Jr., in Hanoi, Vietnam on Nov. 22, 2010. The mission of JPAC is to achieve the fullest possible accounting...

Joint POW/MIA Accounting Command (JPAC) Detachment 2 Commander Lt. Col. Patrick Keane talks with Chief of Staff of the US Army, Gen. George W. Casey Jr., outside his detachment's headquarters in Hanoi, Vietnam on Nov. 22, 2010. The mission of JPAC ...