panmunjom south korea north korea violate armistice agreement south korea month north korean soldier shoot wound north korean soldier defect across border must south korea defense minister say monday defector north korean soldier identify surname oh critically wound recover hospital south korea incident come time heighten tension north korea international community nuclear weapons program north publicly respond defection sensitive border south korean minister defence song young-moo issue warn north visit border commend south korean soldier joint security area jsa so-called truce village panmunjom demilitarize zone rescue defector north korean border guard briefly cross border south chase defector nov. 13 video release u.n. command unc seoul show violation ceasefire accord north south end 1950-53 korean war shoot towards south defect person violation armistice agreement song say cross military demarcation line violation carry automatic rifle jsa another violation add stand near south korean soldier find oh collapse bleed wound north korea inform sort thing never occur since defection north korea reportedly replace guard station soldier fortify section area see aim block defections dig trench plant tree song speak 10 meter away tree north korean soldier plant four north korean soldier spot listen closely south korean military officials point two bullet hole metal wall south korean build north korean shots fire oh run oh undergo several operations hospital remove bullets lead surgeon lee cook-jong tell reuters patient suffer nightmares return north south korea six soldier three south korean three american give award u.s. force korea last week recognition efforts rescue defector inspect site monday song meet troop station lunch praise act promptly appropriately south korea broadcast news soldier defection towards north korea via loudspeakers accord south yonhap news agency south korean military officials decline confirm south korea warn north repeat armistice violation