North Korea threatens economic zoneTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoLena Baudach04/04/2013April 4, 2013Adding to the military threats it has made in recent days, North Korea has blocked access to the Kaesong Industrial Region, operated by South Korean companies. The region is a major source of cash to the regime.https://p.dw.com/p/189dEAdvertisement