Render Honors President Donald J. Trump, Defense Secretary James N. Mattis, and Marine Corps Gen. Joe Dunford, chairman of the Joint Chiefs of Staff, render honors during the 150th National Memorial Day Observance at Arlington National Cemetery, Va., May 28, 2018, to honor America’s fallen military service members. DoD Photo by Army Sgt. James K. McCann SHARE IMAGE: Download Image: Full Size (0.44 MB) Tags: President Donald J Trump, Marine Corps Gen. Joe Dunford , Arlington National Cemetery , Defense Secretary James N. Mattis Photo By: Army Sgt. James K. McCann VIRIN: 180528-D-SW162-1267.JPG Photo Gallery