Staff Sgt. Tanisha Daniels, a pharmacy technician for the 379th Expeditionary Medical Group, injects vancomycin into an intravenous fluid bag for patients Aug. 7, 2008, at an undisclosed location in Southwest Asia. Sergeant Daniels prepares the IV bag inside of a hood to ensure the bag doesn't get any outside bacteria in it. Sergeant Daniels, a native of Greenville, N.C., is deployed from Keesler Air Force Base, Miss., in support of Operations Iraqi Freedom and Enduring Freedom. (U.S. Air Force photo by Staff Sgt. Darnell T. Cannady)