Members of the Tucson Police Department and the Davis-Monthan AFB Honor Guard came together to post the colors during the 9/11 Tower Challenge at the University of Arizona Football Stadium in Tucson, Ariz., Sept. 9, 2016. The 9/11 Tower Challenge is held every year in honor of all those who lost their lives on 9/11 and the first responders and military members who continue to serve today. ( Air Force photo by Tech. Sgt. Heather Redman)

---

Size: 3717px × 2597px
Photo credit: © AB Forces News Collection / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: 12, 100, 12th, 9/11, af, air, arizona, challenge, club, fisher, force, foundation, house, pat, tilman, tower, tucsson, university