National POW/MIA Recognition Day
Col. Scott Walker, 56th Fighter Wing vice commander, addresses the audience at the annual POW/MIA vigil run opening ceremony Sept. 19, 2019, at Luke Air Force Base, Ariz. During the event, Airmen ran in continuous shifts for 24 hours while holding the POW/MIA flag to honor prisoners of war and service members who are missing in action. (U.S. Air Force photo by Airman 1st Class Leala Marquez)