FILE - In this May 27, 2013 file photo, President Barack Obama and first lady Michelle Obama greet visitors to Section 60 on Memorial Day at Arlington National Cemetery in Arlington, Va

 

              FILE - In this May 27, 2013 file photo, President Barack Obama and first lady Michelle Obama greet visitors to Section 60 on Memorial Day at Arlington National Cemetery in Arlington, Va
FILE - In this May 27, 2013 file photo, President Barack Obama and first lady Michelle Obama greet visitors to Section 60 on Memorial Day at Arlington National Cemetery in Arlington, Va. Veterans of the Iraq and Afghanistan wars are buried in Section 60. By reaching beyond the pair of relatively safe issues she has pushed _ reducing childhood obesity and rallying public support for military families _ the Harvard-trained lawyer who some say has played it safe is showing a willingness to step outside of her comfort zone. (AP Photo/Molly Riley, File)