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

CNN's Tom Foreman takes a closer look at what we know about North Korea's nuclear capabilities. http://cnn.it/2vLIDe1 | CNN International

47K views · 180 reactions | Nat Geo photojournalist @dguttenfelder has been one of the few western journalists allowed inside North Korea over the past 20 years. For more about North Korea, don't miss "Inside North Korea: Live from the Games" this Sunday at 9ET/6PT | National Geographic TV | Facebook