President Barack Obama's tenure has been marked by deep racial divisions and political polarization, but he said he's "hopeful" about the nation's ability to overcome that unrest.
원문출처 : http://edition.cnn.com/2015/02/09/politics/obama-vox-interview/index.html?eref=edition
원문출처 : http://edition.cnn.com/2015/02/09/politics/obama-vox-interview/index.html?eref=edition