As the US detects "highly unusual and unprecedented levels" of North Korean submarine activity, Russia prepares for a large scale military exercise on the border of NATO countries. CNN's Barbara Starr reports.
원문출처 : http://www.cnn.com/videos/politics/2017/08/01/russia-military-drills-nato-north-korea-sub-tensions-starr-pkg-lead.cnn
원문출처 : http://www.cnn.com/videos/politics/2017/08/01/russia-military-drills-nato-north-korea-sub-tensions-starr-pkg-lead.cnn