IQUIQUE, Chile -- Senior Airman Jeremiah Hanna-Cruz lowers himself during rope training as Airman 1st Class Larry Trejos (left) and Chilean air force Airman Marco Godoy watch. The Airmen are participating in Salitre 2004, a multinational air combat training exercise among Chile, Argentina, Brazil and the United States. More than 100 U.S. active-duty and Air National Guard Airmen are participating in the two-week exercise that runs through Oct. 8 at Los Condores Air Base here. Airmen Hanna-Cruz and Trejos are assigned to the 28th Civil Engineer Squadron at Ellsworth Air Force Base, S.D. (U.S. Air Force photo by Staff Sgt. Matthew Lohr)