WRAIR 9/11 Remembrance Walk Opening Ceremony
Walter Reed Army Institute of Research's color guard marches the colors during the opening ceremony for WRAIR's 9/11 remembrance walk, September 10, 2021. Participants are aiming to walk a total of 2,977 miles, in a 24-hour period, to honor the 2,977 lives lost on 9/11/2001. (U.S. Army photo by Mike Walters, Released)