seoul north korean border guard briefly cross border south chase defector last week violation ceasefire accord north south video release wednesday u.n. command unc seoul show north koreans step behind young man shoot least four time make escape nov. 13. video film defector drive army truck demilitarize zone abandon vehicle give dramatic insight escape defector identify surgeon 24-year-old family name oh fly u.s. military helicopter hospital suwon south seoul doctor say regain consciousness two operations extract bullets breathe stable unassisted fine lead surgeon lee cook-jong say news conference suwon go die unc official say north korea inform wednesday violate 1953 armistice agreement mark cessation hostilities korean war unc official tell news conference soldier north korean people army kpa cross military demarcation line mdl border two koreas second others fire shots defect soldier key find special investigation team kpa violate armistice agreement one fire weapons across mdl two actually cross mdl temporarily chad carroll director public affairs unc tell reporters incident come time heighten tensions north korea international community nuclear weapons program pyongyang publicly respond defection video release unc produce surveillance cameras southern side joint security area jsa inside demilitarize zone tree cover dense see wound defector crawl across border switch infra-red film begin lone dark green army jeep speed along empty tree-lined roads toward border one checkpoint north korean guard march impassively toward approach vehicle race run pursuit pass memorial north korea founder kim il sing tourists often gather jeep run ditch meter border clearly mark several minutes driver try free vehicle wheel spin uselessly fall leave driver abandon vehicle sprint away push tree branch way send leave fly scramble slope cross second guard appear shoot run one slide pile dead leave open fire run forward appear briefly cross divide line two countries quickly turn heel video show moment defector hit see lie pile brush next concrete wall late edit clip unc carroll say position still expose north korean checkpoints across border ally troop operate cameras notify commanders quick reaction force assemble south korean side accord carroll video show force infrared imagery show two south korean soldier crawl undergrowth drag wound north korean safety deputy commander border security unit oversee rescue meter away doctor conduct series surgeries remove four bullets critically wound soldier arrive hospital lose large amount blood medical point view almost dead first bring say surgeon lee hospital officials say man remain intensive care soldier show sign depression possible trauma addition serious case parasites complicate treatment hospital say statement lee say last week one flesh-colored parasites remove soldier digestive tract 27 cm 10.6 long continue stress make soldier hesitant talk cooperative doctor say patient first recover consciousness sunday ask south korea lee say agony come surgeon add since doctor play south korean pop music american action movies include transporter 2002. average 1,000 north koreans defect south every year travel via china number fall since kim jong un come power 2011. unusual north korean cross land border divide two koreas technical state war since 1950-53 conflict end truce peace treaty last time north korean soldier defect across jsa 2007. escape north korea video show defector fire