border, with both sides prepared for war. this junior colonel is part of north korea s standing army of more than one million. 3/4 stationed close to the dmz. he call it the most tense place on the planet. more than 60 years after the cease-fire. north and south korea are technically at war. this is where you used to negotiate with the m cans. most say north korea started the war. here they teach a different version of history. america is the real cull trilt he says. but still the americans deny the truth. the tension is palpable as we approach the border. is there a real danger here of something breaking out? yes. armed soldiers stand just feet from the border. the scene of occasional deadly violence in the years since the cease-fire. as we enter a building. straddling the line between north and south.