Foreign Minister Taro Kono suggested Saturday there are signs North Korea is preparing to again test a nuclear weapon, even as tensions on the Korean Peninsula are easing ahead of summit talks between the leaders of the two Koreas.North Korea appears to be "working hard to get ready for the next nuclear test," Kono said in a lecture in Kochi city, referring to soil removal from the tunnel at the nuclear test site where past tests were conducted.His remarks may be based on satellite imagery provided by the United States.As for the possibility of summit talks between Prime Minister Shinzo Abe…READ FULL ARTICLE