Visiting U.S. Special Representative for North Korea, Stephen Biegun, is to meet South Korea's unification minister Cho Myoung-gyon in the coming hours.<br />It's expected the two will discuss international sanctions on North Korea... as inter-Korean projects agreed between the two Koreas, such as railroad connections and forestry projects, need exemptions from sanctions to go ahead.<br />Washington's nuclear envoy will also meet Seoul's National Security Advisor Chung Eui-yong.<br />On Monday, he met South Korea's foreign minister Kang Kyung-wha and Seoul's own nuclear envoy Lee Do-hoon, with the talks between Pyeongyang and Washington and an analysis of North Korea's latest moves likely to have been discussed. <br />