Vader
OPERATION IRAQI FEEDOM -- Senior Airman Josh Vader, from the 5th Expeditionary Maintenance Squadron's munitions flight, prepares an MK-84 "dumb bomb" for transition to a GBU-31 Joint Direct Attack Munition "smart bomb." Four components are added to the MK-84 turning it into a precision Global Positioning System-guided weapon. (U.S. Air Force photo by Staff Sgt. Kristina Barrett)