North Korea's Kim Jong-un could be "more dangerous than his father"

North Korea’s admission that a recent rocket launch had failed may signal greater openness under 28-year-old leader Kim Jong-un, the basketball-loving son of the late Kim Jong-il, says Analyst Patrick Cronin of the Center for a New American Security. But Cronin says impressions passed on by Chinese officials who know Kim suggest a “spoiled child” who could prove unpredictable.