it recovered some information from the unmanned craft, but this time technicians say they have broken through all of its encryption, revealing that the drone had not carried out missions over any nuclear facilities before it went down. well, north korea is extending the launch period for a controversial long-range rocket by a full week. its top scientists blame what they call a technical problem. north korea's government insists the rocket launch is part of a plan to put a satellite into orbit. however, the u.s. and our allies say the launch is really cover for testing missile technology that could be used to hit as far away as america. david piper live in bangkok, thailand, with the very latest. david? >> reporter: hi, megyn, yes. that famous phrase, houston, we've got a problem, well, the normally-secretive north korea has announced they've got a problem also with their planned missile launch over the next few weeks. now, what the spokesman for