Presidential trips can be a strong policy instrument when wielded correctly. But when poorly planned or executed, time abroad can result in irrevocable blows to US national security.
원문출처 : http://www.cnn.com/2017/11/01/opinions/trump-asia-trip-vinograd-opinion/index.html
원문출처 : http://www.cnn.com/2017/11/01/opinions/trump-asia-trip-vinograd-opinion/index.html