The gateways to the North Korea's city of Kaesong are shut down at the Inter-Korean Transit Office in Paju, South Korea, near the border village of Panmunjom, Thursday, April 4, 2013. North Korea on ... more 
The gateways to the North Korea's city of Kaesong are shut down at the Inter-Korean Transit Office in Paju, South Korea, near the border village of Panmunjom, Thursday, April 4, 2013. North Korea on Wednesday barred South Korean workers from entering a jointly run factory park just over the heavily armed border in the North, officials in Seoul said, a day after Pyongyang announced it would restart its long-shuttered plutonium reactor and increase production of nuclear weapons material. The letters at top read " Inter-Korean Transit Office." (AP Photo/Ahn Young-joon) less 
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Associated Press | Photo By Ahn Young-joon
Thu, Apr 4, 2013 12:33 AM EDT