BEALE AIR FORCE BASE, Calif.- Citizen Warriors from the Air Force Reserve Command's 940th Air Refueling Wing at Beale Air Force Base, Calif. train on how to properly don chemical protective gear during a Unit Training Assembly March 4, 2007. Air Force Reservists are required to maintain the same level of combat readiness as their active duty counterparts. (U.S. Air Force Photo/ Staff Sgt. Luke Johnson)

BEALE AIR FORCE BASE, Calif.- Airman 1st Class Katie Lee a readiness instructor from the 9th Reconnaissance Wing Civil Engineer Squadron instructs a Reservist from the 940th Air Refueling Wing in the proper use of chemical protective gear during a Unit Training Assembly March 4, 2007 at Beale Air Force Base, Calif. Air Force Reservists are required to maintain the same level of readiness as their active duty counterparts. (U.S. Air Force Photo/ Staff Sgt. Luke Johnson)