Soldiers assigned to the 3d U.S. Infantry Regiment (The Old Guard) participate in a group run to the 9/11 memorial at the Pentagon in Arlington, Va., Sept. 19, 2017. The run was a way of paying respects to the ones who's lives were taken in the Sept....

The run was a way of paying respects to the ones who's lives were taken in the Sept. 11, 2001 terrorist attack at the Pentagon. (U.S. Army photos by Pvt. Lane Hiser)