The wife, Susan Myers, and son, 1st Lieutenant Matthew Greene, of U.S. Army Maj. Gen. Harold J. Greene sit during a full military honors ceremony at Arlington National Cemetery in Virginia, August 14, 2014. Greene was killed in Afghanistan earlier this month and is the highest ranking U.S. military officer killed in combat since the Vietnam War. REUTERS/Larry Downing (UNITED STATES - Tags: POLITICS MILITARY CONFLICT OBITUARY)