christopher stevens the ambassador to libbia, he die in the horrific terror attack in benghazi, libbia. their death, the first in more than 30 year n. 1979, adolph dubs was cooperatured in kabul and killed during a rescue attempt. >> eric: a news alert about the possible missile test. north korea could conduct one within 72 hours. the united states is keeping an eye on the continuing, volatile situation. bracing for the test which could come on wednesday. this is brand-new view. state tv showing the soldiers training military dogs and conducting a firing trail. and there is another video that they say showcases both koreans military hardware. they say the north korean leader -- there he is with the binoculars, waffing his armed forces, supposedly, successfully shoot down an unmanned combat plane in this training exercise this. comes as tensions continue. steve centanni has the latest from washington. >> reporter: yeah, north korea telling other nations, its diplomatic safety may not be guaranteed in pyongyang, beginning wednesday, but they didn't say what they would be doing. the u.s.