An explosion in northern Russia may have exposed secret information about the country's nuclear facilities. CNN's Brian Todd reports.
원문출처 : https://www.cnn.com/videos/world/2019/08/13/russia-secret-nuclear-facilities-todd-dnt-tsr-vpx.cnn
원문출처 : https://www.cnn.com/videos/world/2019/08/13/russia-secret-nuclear-facilities-todd-dnt-tsr-vpx.cnn