French Air Force Col. Olivier Kaladjian, Air Attaché presents U.S. Air Force Col. Stephen Renner, School of Advanced Air and Space Studies professor, with the French Médaille de la Défense Nationale (National Defense Medal) at the gold level on Oct. 17, 2018, Maxwell Air Force Base, Alabama. Renner was honored with this prestigious medal for his actions during a 2017 deployment where he worked closely with French artillery troops. (U.S. Air Force photo by Senior Airman Alexa Culbert)