Tech. Sgt. Matthew Warren, center, 373rd Training Squadron Detachment 8 instructor from McConnell Air Force Base, Kans., instructs Senior Airman Oscar Molina and Jorge Hernandez, Chilean air force students on the maintenance of the KC-135E Feb. 5. Thirty-eight maintainers from the Chilean air force will receive 96 hours of instruction before returning to their air force. (U.S. Air Force photo/Airman 1st Class Valerie Hosea)