180911-F-DM566-0067
U.S. Air Force Senior Airman Forrest Privette, top, 18th Civil Engineer Squadron driver operator, and Staff Sgt. Nicholas Schafer, 18th CES lead firefighter, walk up a flight of stairs during the Kadena Fire Emergency Services 9/11 Memorial Stair Climb Sept. 11, 2018, at Kadena Air Base, Japan. Firefighters participating in the event donned approximately 60 pounds of gear and climbed a total of 110 flights of stairs to simulate the climb firefighters made during the Sept. 11, 2001, terrorist attacks at the World Trade Center in N.Y. (U.S. Air Force photo by Staff Sgt. Micaiah Anthony)