meanwhile, the former special coordinator for north korea policy, wendy sherman,... who is also the nominee to hold the third-highest position at the us state department says,... washington should take a "carrot and stick" approach in its dealings with north korea. english "secretary clinton, president obama have continued the six-party talks and continued, with the two-prong approach that secretary perry first put on the table." noting how working with north korea is frustrating and difficult,... sherman told the us senate foreign relations committee on wednesday,... that dealing with north korea is a task that requires "enormous persistence" with "no good choices" except to keep up economic and diplomatic pressure on the regime. she added that if north korea bows to international pressure over its nuclear and missile programs, then it might make sense to have meetings,... but until then there should not be talks for the sake of talks. lee ji-yoon, arirang news. experts say china is planning to build a fourth naval fleet, one that will include aircraft carriers. this is expected to fuel co