U.S. Air Force Airmen from the 18th Civil Engineer Squadron conduct a Sept. 11, commemoration ceremony at Fire Station 1 on Kadena Air Base, Japan, Sept. 11, 2019. The ceremony gave Kadena firefighters the opportunity to reflect upon the tragedy of lives lost and sacrifices made as a result of the terrorist attacks on the World Trade Center and the Pentagon in 2001. (U.S. Air Force photo by Staff Sgt. Peter Reft)