. >> reporter: it followed a late night meeting of the north korean ruling party in which kim jong-un orted front line areas into a so-called quasi-war state and be ready for attacks against the south. >> translator: the general staff of the army sent an ultimatum saying that the korean people's arm wants strong military action unless korea stops broadcasting towards the north. >> these loud speakers at the border are a source of the warfare. they restarted broadcasting and propoganda two weeks ago for the first time in 11 years. it was in response to earlier in month on the southern side of the demilitarized zone. they say northern forces planted land mines that maimed two soldiers. the village lies a few kilometers south of the border. it's the closest civilian area to where south korea says the first north korean projectile was fired on thursday. only here is the advisory still in place. >> translator: north korea's provocation is likely to continue, so we are advising residents to stay in shelters. there are some who went out mostly to carry out their daily business, but we will advise