U.S. Army Spc. Charles Chesbro and U.S. Army Sgt. Zachary Perez, 3rd Battalion, 2nd Air Defense Artillery Patriot launcher maintainers from Fort Sill, Okla., complete a checklist for Patriot launching station Feb. 28, 2013, near Gaziantep, Turkey. Patriots are deployed to Turkey as part of a precautionary defensive measure undertaken in accordance with NATO’s standing defense plan. (U.S. Air Force photo by Senior Airman Daniel Phelps/Released)