They were given an unprecedented tour of the launch site and then front-row seats in a press center that showed blank screens as word spread outside the country that the launch had failed . North Korea 's rocket launch failure raises fears of nuclear test , analyst said . Unha-3 broke up soon after launch , debris crashed into ocean , officials said . Launch was expected to mark 100 years since the birth of Kim Il - sung . A nuclear test would also break North Korea 's pattern of serial killings , analysts said .
North Korea 's rocket launch failure raises fears of nuclear test , analyst said . Unha-3 broke up soon after launch , debris crashed into ocean , officials said . Launch was expected to mark 100 years since the birth of Kim Il - sung . A nuclear test would also break North Korea 's pattern of serial killings , analysts said .