Maybe everyone else already knows this, but I thought I’d pass it on. A spokesperson for “China’s MFA”:http://www.fmprc.gov.cn/eng/xwfw/s2510/t298262.htm specified the countries that are to head up the working groups described in the “recent joint statement:”:http://www.totalwonkerr.net/1353/six-party-joint-statement

bq. On the question of Working Groups, the parties concerned agreed that China would head the Working Group on the Denuclearization of the Korean Peninsula, the ROK the Working Group of Economic and Energy Cooperation and Russia the Working Group on Northeast Asia Peace and Security Mechanism. The Working Groups on the Normalization of DPRK-US Relations and DPRK-Japan Relations will be undertaken by these countries involved respectively. The six parties agreed to launch all the working groups within 30 days. Further discussion has to be made on operation, membership and venue of the WGs.