Winter Vigil Soldiers assigned to the 3rd U.S. Infantry Regiment, known as “The Old Guard,” maintain vigil during the first snowfall of the season at the Tomb of the Unknown Soldier at Arlington National Cemetery in Virginia, Dec. 16, 2020. SHARE: Download: Full Size (1.51 MB) Tags: army Credit: Army Sgt. Gabriel Silva VIRIN: 201216-A-OA805-009Y.JPG Photo Gallery