U.S. Army Capt. Brad Daniels-Demers, a nurse practitioner with the Massachusetts Army Guard’s Medical Detachment, listens to a patient’s lungs with a stethoscope at Unidad de Salud Familiar Niño de Jesús in Asuncion, Paraguay June 18, 2026, as part of exercise Amistad 2026. More than 20 National Guard members from Arkansas, Colorado, Iowa, Massachusetts, Rhode Island and Utah are taking part in the two-week exercise aimed at strengthening partnerships and regional health security. Photo by Master Sgt. Whitney Hughes.