The sun rises over Section 15 as soldiers from the Army Old Guard photograph the headstones of Arlington National Cemetery as part of Task Force Christman to photograph and catalog more than 219,00 grave markers and the front of more than 43,000 sets of cremated remains at Arlington National Cemetery in Arlington, Va., Wednesday, Aug. 24, 2011. Night after night this summer, troops have left their immaculately pressed dress blues, white gloves and shiny black boots, photographing each and every grave with an iPhone. (AP Photo/Cliff Owen)
Cataloguing Arlington
