U.S. Air Force Airman 1st Class Levi Johnson, a public health technician assigned to 97th Operational Medical Readiness Squadron, discuss how public health helps the base with students of the STARBASE program, Oct. 24, 2019, at Altus Air Force Base, Okla. Public health’s duty is to break the chain of infection and disease outbreaks for the well-being of Airmen and their families. (U.S. Air Force photo by Senior Airman Cody Dowell)