Capt. Cory Peterson, 28th Medical Operations Squadron dentist, teaches preschool students how to properly brush their teeth during a visit to the Child Development Center at Ellsworth Air Force Base, S.D., Feb. 6, 2014. In commemoration of National Children’s Dental Health Month, Peterson and his staff visited with children in the CDC to emphasize the importance of keeping their teeth healthy. (U.S. Air Force photo by Senior Airman Anania Tekurio/Released)