Col. Patrick J. Carley, 42nd Air Base Wing commander, exchanges a salute with Airman 1st Class Vashon Williams, 42nd Operational Medical Readiness Squadron dental assistant, during a ceremony December. 19, 2019, at Maxwell Air Force Base, Alabama. Following a four-car pileup, Williams stopped to apply a tourniquet to the leg of a victim, effectively saving their life. (U.S. Air Force photo by Senior Airman Francisco Melendez-Espinosa)