FILE - In this June 27, 2008, file image from APTN television footage, the 60-foot-tall cooling tower at its main reactor complex is demolished in Yongbyon, North Korea. The threat posed by North ... more 
FILE - In this June 27, 2008, file image from APTN television footage, the 60-foot-tall cooling tower at its main reactor complex is demolished in Yongbyon, North Korea. The threat posed by North Korea's nuclear program has reached an "extremely dangerous level," an adviser to South Korea's president said in comments published Wednesday, Oct. 6, 2010. They followed a report last week by the Washington-based Institute for Science and International Security that satellite images from Sept. 29 showed new construction activity in the area surrounding North Korea's nuclear reactor. less 
1 / 1
Associated Press | Photo By APTN, FILE
Thu, Oct 7, 2010 7:17 AM EDT