Time to Remember A soldier assigned to the 3rd U.S. Infantry Regiment, known as "The Old Guard," helps place U.S. flags at every gravesite in Arlington National Cemetery, Va., May 21, 2026. The effort was part of "Flags In," an annual tradition before Memorial Day to honor the nation’s fallen heroes. SHARE: Download: Full Size (1.67 MB) Tags: memorial day, flags in, army Credit: Elizabeth Fraser, Army VIRIN: 260521-A-IW468-4355.JPG Photo Gallery