NATO Afghanistan NATO Afghanistan

Commander of the International Security Assistance Force (ISAF), Gen. John Campbell opens the "Resolute Support" flag during a ceremony at the ISAF headquarters in Kabul on Sunday. Massoud Hossaini/AP hide caption

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Massoud Hossaini/AP

A U.S. flag and a POW/MIA flag fly at half-staff at a sports bar near the main gate of Naval Air Station Oceana/Dam Neck Annex, the base of Navy SEAL Team Six in Virginia Beach, Va., Monday. Steve Helber/AP hide caption

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Steve Helber/AP