NEW : North Korea reportedly demands the withdrawal of South Korean workers from jointly run complex . `` I think the damage will be serious . '' The Associated Press reports that a source in Seoul says Pyongyang has demanded the immediate and complete evacuation of all South Koreans working at Kaesong Industrial Complex near the border with North Korea. `` The moment of explosion is approaching fast , '' North Korea says . U.S. moves missile defense system to Guam .
NEW : North Korea reportedly demands the withdrawal of South Korean workers from jointly run complex . The Associated Press reports that a source in Seoul says Pyongyang has demanded the immediate and complete evacuation of all South Koreans working at Kaesong Industrial Complex near the border with North Korea. `` The moment of explosion is approaching fast , '' North Korea says . U.S. moves missile defense system to Guam .