FILE - In this Wednesday, Dec. 12, 2012 file photo, North Korean youths dance before the Pyongyang Grand Theatre in Pyongyang, North Korea, to celebrate a rocket launch after North Korea successfully fired a long-range rocket. The Cold War still rages in North Korea, and enemy No. 1 is the United States, which Pyongyang blames for making necessary its much-condemned drive to build nuclear weapons. A rich vein of propaganda, fueled by decades-old American threats, holds that North Korea remains at risk of an unprovoked nuclear attack, though Washington and others say brinksmanship is the North s true motive.