Visitors to Section 60 of Arlington National Cemetery gather around President Barack Obama, center, during his visit there Memorial Day Monday, May 27, 2013, in Arlington, Va. Iraq and

 

              Visitors to Section 60 of Arlington National Cemetery gather around President Barack Obama, center, during his visit there Memorial Day Monday, May 27, 2013, in Arlington, Va. Iraq and
Visitors to Section 60 of Arlington National Cemetery gather around President Barack Obama, center, during his visit there Memorial Day Monday, May 27, 2013, in Arlington, Va. Iraq and Afghanistan war veterans are buried in Section 60. (AP Photo/Pablo Martinez Monsivais)