Dawn Display An American flag adorns the west wall of the Pentagon at dawn, Sept. 11, 2019, to mark the 18th anniversary of the 9/11 terrorist attacks. SHARE: Download: Full Size (1.74 MB) Tags: 9/11, pentagon Credit: Navy Petty Officer 1st Class Paul L. Archer VIRIN: 190911-N-DM308-003Y.JPG Photo Gallery