CNN's Tom Foreman takes a closer look at what we know about North Korea's nuclear capabilities http://cnn.it/2uplyy4 | CNN International

With North Korea’s relations with the rest of the world at a new and unpredictable inflection point, National Geographic Documentary Films presents INSIDE NORTH KOREA’S DYNASTY, a groundbreaking four-episode documentary series that uses archival footage, firsthand accounts, and secret audio recordings to examine the extraordinary history of the world’s only communist dynasty, three generations in the making. | National Geographic TV