Power plant
OPERATION IRAQI FREEDOM -- Airman 1st Class Manuel Hernandez shows Chief Master Sgt. Mack Williams the inside of the 444th Air Expeditionary Group's power plant during the chief's visit to a desert air base supporting Operation Iraqi Freedom on April 6. The U.S. Central Command Air Forces command chief master sergeant travels regularly throughout the region. Hernandez is a power plant production apprentice from Moody Air Force Base, Ga. (U.S. Air Force photo by Master Sgt. Charles Ramey)