From AP, via ABCNews.com:
A proposal by China on ending North Korea’s nuclear weapons program hit snags Saturday when several countries, including the North and the United States, said they could not accept it, the chief U.S. envoy to the talks said.
“Several delegations, including ours, had difficulties with it,” U.S. Assistant Secretary of State Christopher Hill said of the Chinese compromise proposal after a long day of discussions that dragged late into the night.
More on this topic, via Google News.