U.S. Air Force Tech. Sgt. Leslie Hines, 97th Operational Medical Readiness Squadron flight medicine flight chief, demonstrates to a community member how to use a needle at the aviation fair at Altus Junior High School, Altus, Oklahoma, Feb. 25, 2023. Flight medicine personnel demonstrated how to give CPR, set up IV lines and spun guests in a barbary chair to simulate spatial disorientation. (U.S. Air Force photo by Airman 1st Class Miyah Gray)