Oh, and here are some headlines since the 2012 article was written,

U.S. and China Agree on Proposal for Tougher North Korea Sanctions - The New York Times

http://www.nytimes.com/2016/02/26/world/asia/north-korea-sanctions.html?_r=0

North Korea: New Nuclear Threat - The New York Times

http://www.nytimes.com/2016/03/11/world/asia/north-korea-new-nuclear-threat.html?_r=0

North Korea fires missile, rockets into sea after sanctions imposed and amid US-South Korean military drill - CBS News

http://www.cbsnews.com/news/north-korea-missile-rocket-sanctions-us-south-korean-drills/

What President Obama hopes to accomplish in Cuba - CBS News

http://www.cbsnews.com/news/president-obama-in-cuba-raul-castro-meeting-agenda-human-rights-trade-embargo/

Missing U.S. Missile Shows Up in Cuba | AMTV 2016®

http://www.amtvmedia.com/missing-u-s-missile-shows-up-in-cuba/

Cuba Admits to Sending Weapons to North Korea - Washington Free Beacon

http://freebeacon.com/national-security/cuba-admits-to-sending-weapons-to-north-korea/

Cuba, North Korea to Share Technology, Science Intelligence in 'Barter' Deal - Breitbart

http://www.breitbart.com/national-security/2016/02/01/cuba-signs-intelligence-sharing-agreement-with-north-korea/

Cuba, North Korea to Share Technology, Science Intelligence in ‘Barter’ Deal

Panama stops North Korean ship carrying missile material from Cuba | Fox News

http://www.foxnews.com/world/2013/07/16/panama-stops-nkorean-ship-over-missile-material.html

Panama stops North Korean ship carrying missile material from Cuba