CNN CNN Newsroom March 30, 2013 20:01:00
Hill says there is a wild card here that worries the u.s. young, inexperienced kim jong un's desire to prove himself as a leader. >> i think north koreans have their daughtoubts about whether kid is up to it. >> reporter: so far the rhetoric has not been matched by military moves. but it has no foreseeable end game and could go on for a while. north korea's protested on the streets one day after the u.s. flew long range stealth bombers on a training run, coming within 50 miles of north korea's border. some say although the flights may reassure south korea of u.s. protection it could lead to un...