Brig. Gen. Todd Canterbury, front left, 56th Fighter Wing commander, along with military and local community members watch a video during the 9/11 Tower Challenge Sept. 11, 2019, at the Gila River Arena, Glendale, Ariz. During the 9/11 Tower Challenge community members honored the men and women who lost their life during the 9/11 attacks against the United States. (U.S. Air Force photo by Airman 1st Class Jacob Wongwai)