Tech. Sgt. BJ Kelley talks with a Chilean air force maintainer before launching a KC-135 Stratotanker during Salitre, a multinational exercise Oct. 25, 2009, at Iquique, Chile. The exercise focused on interoperability between servicemembers from Chile, the United States, Argentina, Brazil and France. Sergeant Kelley is a crew chief from the 161st Air Refueling Wing. (U.S. Air Force photo/Tech. Sgt. Eric Petosky)