World to witness blasting of NKorean cooling tower: officials Sun Jun 22, 6:23 AM ET North Korea has invited five media organisations from foreign countries to cover live the blowing-up of a cooling tower at its main nuclear site, officials said Sunday. The invited organisations -- one each from North Korea's five negotiating partners at six-party disarmament talks -- include US news channel CNN, Seoul's top nuclear envoy Kim Sook said. The United Sates, South Korea, China, Japan and Russia have been in talks with North Korea to dismantle Pyongyang's nuclear weapons programme. "Five news organisations -- one each from...