Instructing Chilean air force maintainers
Tech. Sgt. Matthew Warren (center), an instructor at Sheppard Air Force Base, Texas, instructs Chilean air force maintenance students Senior Airmen Oscar Molina and Jorge Hernandez on the maintenance of the KC-135E Feb. 5, 2010. Thirty-eight maintainers from the Chilean air force received 96 hours of instruction before returning home. (U.S. Air Force photo/Airman 1st Class Valerie Hosea)