Army Sgt. 1st Class Megan Authier, Course Manager Training and Readiness Noncommissioned Officer, is shown teaching the classroom portion of a Tactical Combat Casualty Care course at Bradley Air National Guard Base, East Granby, Connecticut, March 8, 2023. TCCC is the fundamentals of life- saving techniques developed for service members to provide trauma care in all situations. (U.S. Air National Guard photo by Master Sgt. Tamara Dabney)