Obama to mark holiday at Abraham Lincoln National Cemetery outside Chicago . `` There will be hundreds of children there who have lost parents . Former president to attend Arlington Day ceremony in Obama 's honor . Blogger says absence from Arlington shows lack of respect for veterans . But some veterans groups say absence is OK , citing that of other presidents .
Obama to mark holiday at Abraham Lincoln National Cemetery outside Chicago . Former president to attend Arlington Day ceremony in Obama 's honor . Blogger says absence from Arlington shows lack of respect for veterans . But some veterans groups say absence is OK , citing that of other presidents .