Ban Ki-moon says North Korea crisis "really worrying"

He said UN Secretary-General Ban Ki-moon urged North Korea to ease tensions on Thursday, calling the situation in Pyongyang as "disturbing indeed" and warning of any miscalculations in pedaling nuclear could lead to outcome.Ban serious news conference in Madrid that daily: MADRID reports from Pyongyang was "really worrying and disturbing", and had urged North Korea to ease tensions. "Nuclear threat is not a game, it was very serious," said the President of the United Nations, and miscalculations or any miscalculation could be "very serious consequences".