North Korea says its main reactor used for fuel for nuclear weapons is once more fully operational.<br /><br /> The Yongbyon plant was shut down in 2007 as part of a confidence-building exercise with the West.<br /><br /> An official says they are ready “at any time” to use nuclear weapons against hostile countries.<br /><br /> State news agency KCNA says the North is improving its nuclear weapons both in “quality and quantity” at Yongbyon.<br /><br /> It is the source of weapons-grade plutonium for the country’s military programme.<br /> <br /> Satellite or missile?<br /> <br /><br /> The news agency also reports that Pyongyang is preparing to launch a new long-range rocket.<br /><br /> Critics speculate that this could carry a missile. However, the North insists it is for a satellite.<br /> <br /> International implications?<br /> <br /><br /> Tension remains along the border with South Korea.<br /><br /> Some say the nuclear news will worsen relations with the rest of the world.<br /><br /> But others think it could be an attempt to restart a dialogue leading to a possible easing of sanctions.
