U.S. Army Maj. Sarah Luciano, U.S. Army South preventive medicine veterinarian, conducts the food and water risk assessment at facilities designated for exercise Southern Fenix 2024, April 3, 2024, in Iquique, Chile. Luciano is charged with ensuring the health of the force through conducting base assessments and addressing potential vectors of disease that could impact combat power and overwhelm partner nation medical assets. (Maj. Nadine Wiley De Moura)