National Wreath President Donald J. Trump places a wreath at the Tomb of the Unknown Soldier, as part of the 150th annual Defense Department National Memorial Day observance hosted by Defense Secretary James N. Mattis at Arlington National Cemetery in Arlington, Va., May 28, 2018. Photo by Army Sgt. James K. McCann SHARE IMAGE: Download Image: Full Size (1.57 MB) Photo By: Sgt. James K. McCann VIRIN: 180528-D-SW162-1181C.JPG Photo Gallery