Yeah, their rhetoric has to match the severity of their action. Poor NK soldiers all over NK are probably hauled into indefinite battle station(shoes on at all times, never leave their post.) They do that all the time to whip people/soldiers in line, especially when they create provocation of this magnitude.
Then the top of the hour news was a Party-issued statement on South Korean (nam chosunProbably to say they were punished for war games to close to the People's territory, something like that.
I hope Seoul and D.C DO NOT BLINK THIS TIME, following the Cheonan sinking.