Nuke Map: http://nuclearsecrecy.com/nukemap/
Newscast from April 10, 2013: Threat of nuclear missiles from North Korea:
http://www.nbcnews.com/video/nightly-news/51498851#51498851
Jan 2016 North Korea nuclear test:
http://www.cnn.com/2016/01/06/asia/north-korea-hydrogen-bomb-test/