02/10/2007 -- MISAWA AIR BASE, Japan -- Airman 1st Class David Freel, 35th Fighter Wing information manager, and Airman 1st Class Gweneth Beard, 35th Fighter Wing command post, perform a sweep of the exterior of the command post after a simulated attack during the Operational Readiness Exercise here Feb. 10. The Airmen use a magnifying glass to take a closer look at a possible simulated nerve liquid droplet on a vehicle, which can be as small as 200-250 microns in size. (U.S. Air Force photo by Staff Sgt. A.C. Eggman)