Soap suds cling to names etched in black granite during a cleaning of the Vietnam Veterans Memorial in Washington November 3, 2012. Several veteran volunteer organizations insure "The Wall" is cleaned every week. November 13 is the thirtieth anniversary of architectural designer Maya Lin's memorial. Picture taken November 3, 2012. REUTERS/Gary Cameron (UNITED STATES - Tags: MILITARY ANNIVERSARY SOCIETY TPX IMAGES OF THE DAY)