U.S. Army Capt. William Ciancarelli (center), Public Health Activity-Fort Belvoir chief, JB Andrews Veterinary Branch, teaches Airmen about military working dogs during the Malcolm Grow Medical Clinics and Surgery Center Fair at Joint Base Andrews, Md., Oct. 26, 2021. The fair included clinical and non-clinical stations to show medical personnel different aspects of their jobs in both a hospital and austere environment. (U.S. Air Force photo by Airman 1st Class Austin Pate)