U.S. Air Force Col. Mary Pelszynski, right foreground, a pediatrician with the San Antonio Military Medical Center in Texas, examines a family's children during a medical readiness training exercise April 15, 2013, in Cerro Plata, Panama, as part of Beyond the Horizon (BTH) 2013. BTH is a Chairman of the Joint Chiefs of Staff-directed, U.S. Southern Command-sponsored joint and combined field training humanitarian exercise in which troops specializing in engineering, construction and health care provide much-needed services to communities in need while receiving valuable deployment training and building important relationships with partner nations. (U.S. Army photo by Kaye Richey/Released)