17.04.19 칼빈슨 항모가 늦는 이유

http://www.huffingtonpost.kr/2017/04/20/carl-vinson-strike-group_n_16121920.html

http://edition.cnn.com/2017/04/18/politics/carl-vinson-korea-trump/index.html

http://edition.cnn.com/2017/04/18/politics/aircraft-carrier-vinson-location-korea-indonesia/index.html

http://edition.cnn.com/2017/04/19/asia/uss-carl-vinson-north-korea-timeline/index.html