monday. on the first day of audits, lawmakers from both the ruling grand national party and the main opposition democratic party grilled officials from the ministry of knowledge economy over last week s temporary blackout that affected large parts of the country. legislators of the knowledge economy committee said the blackout revealed just how badly the nation s electricity supply system has been managed. and called on the knowledge economy minister choi joong-kyung to resign immediately. at the foreign affairs, trade and unification committee, issues regarding the korea-us free trade agreement bill took center-stage. as the gnp sought to ratify it swiftly whereas the dp continued to urge the government to renegotiate parts of the pact with washington. lawmakers also called on the foreign affairs ministry to thoroughly prepare for the upcoming inter-korean nuclear talks set to take place on wednesday in beijing,. where south korean envoy wi sung -lac and north korean vice fo