President Barack Obama and Maj. Gen. Jeffrey S. Buchanan, commanding general of, U.S. Army Military District of Washington, render honors during the playing of taps at the Tomb of the Unknowns during the Veterans Day ceremony at Arlington, Va., Nov. 11, 2013. President Barack Obama and Maj. Gen. Jeffrey S. Buchanan, commanding general of, U.S. Army Military District of Washington, render honors during the playing of taps at the Tomb of the Unknowns during the Veterans Day ceremony at Arlington, Va., Nov. 11, 2013. SHARE: Download: Full Size (2.07 MB) Tags: Photo Essays Credit: VIRIN: 751287-M-PDD09-486.jpg Photo Gallery