Senior Airman Siara Pinick, an aerospace and operational physiology technician from the 21st Aerospace Medical Dental Squadron, poses in front of an altitude chamber May 17, 2019, Peterson Air Force Base, Colorado. Pinick was the winner of the Air Force Medical Service Aerospace and Operational Physiology Airman of the Year award. (U.S. Air Force photo by Airman 1st Class Andrew J Bertain)