Senior US and South Korean officials are meeting in Seoul today on North Korea’s newly disclosed uranium enrichment programme and possible sanctions. The State Department’s special adviser for nonproliferation and arms control Robert Einhorn, will meet Wi Sung-Lac, South Korea’s chief envoy to stalled six-party talks on the North’s nuclear disarmament. Einhorn arrived yesterday for a four-day visit, leading a team of US officials who will continue discussions on a new civilian nuclear cooperation agreement between Seoul and Washington.