http://media.gettyimages.com/photos/president-barack-obama-and-chinese-president-xi-jinping-take-a-walk-picture-id170172278?k=6&amp;m=170172278&amp;s=612x612&amp;w=0&amp;h=JVKUZjxj1-jpEULnxVhjVWLTtW02vU7ltm-UbxeE9LY=