Col. Adrienne Williams, 387th Air Expeditionary Group commander, says hello to Airmen waiting on the ground after her fini flight at an undisclosed location in Southwest Asia, March 1, 2019. Dating back to World War II, the U.S. military has celebrated pilots’ and navigators’ career with fini flights to honor sacrifices and victories that previous generations of Airmen have made. (U.S. Air Force photo by Capt. Stephen Unverzagt)