Airman 1st Class Keavon Fininen, 30th Civil Engineer Squadron firefighter, rings the bell for the final call during a 9/11 remembrance ceremony Sept. 11, 2019, at Vandenberg Air Force Base, Calif. The ‘last call’ is a tradition when fire departments use a bell signaling when a firefighter passes away in the line of duty. (U.S. Air Force photo by Senior Airman Clayton Wear)