kerry also met with chinese foreign minister wang yi. wang says it is a crucial juncture, very significant. they agreed to create a long-term road map to expand ties between the two countries. kerry is believed to have asked for a tougher stance toward pyongyang. there are no reports yet on how chinese leaders responded, but the xinhua news agency said wang called for peace, dialogue, and denuclearization of the korean peninsula. >>> china accounts for 70% of north korea's trade and meets much of its need for oil. at senior u.s. congressman says it's time china gets tough with it's ali, going so far as to suspend oil supplies to pyongyang. mike rogers chairs the house intelligence committee. in an interview with nhk, he said china should be doing more to ease the crisis on the korean peninsula. >> i would argue if you really want to start bringing the north korean regime to its knees to realign with the rest of the international community, one of the ways to do that is to stop that black market flow of fuel coming across the border. >> ro