Area residents wait in line to be seen by a U.S. Air Force medical specialist in San Miguel, Peru, July 24, 2012, as part of a New Horizons medical readiness and training exercise. New Horizons is a U.S. Southern Command-sponsored annual series of joint humanitarian assistance exercises deploying U.S. military engineers, veterinarians, medics and other professions to Central and South American nations for training, construction projects and to provide humanitarian and medical services. (U.S. Air Force photo by Staff Sgt. Michael C. Zimmerman/Released)