Afghan President Karzai visits Arlington National Cemetery in Arlington, Virginia

Afghanistan President Hamid Karzai (C), U.S. Defense Secretary Robert Gates (L) and Chairman of the Joint Chiefs of Staff Adm. Michael Mullen (R) tour Section 60 of Arlington National Cemetery in Arlington, Virginia on May 13, 2010. Section 60 is the final resting place for many of more than 600 men and women who died in the Iraq and Afghanistan wars and are buried at Arlington. UPI/Roger L. Wollenberg