Staff Sgt. Brad McCurdy, 442nd Civil Engineer Squadron, keeps watch for the enemy following a simulated attack during an Operational Readiness Exercise at Whiteman Air Force Base, Mo, May 13, 2009. The 442nd CES is part of the 442nd Fighter Wing is an Air Force Reserve Command A-10 Thunderbolt II unit. (US Air Foce photo/Master Sgt. Bill Huntington)