and additional support from millicent bell, through the millicent and eugene bell foundation. narrator: jiro ishimaru is a whurnalist trying to exposat kim jong un's regime wants to hide: the secret world of th north korean people. he has an undercover netmsrk which covertly filife inside e country. (translated): obviously, it's a thing to do. in north koryd, even filming ev life is considered a form of political trean. if they are caught filming, they'd be locked up and may never be let out again. narrator: even filmingden the chinese sif the border is illegal. narratorthe people who work for jiro smuggle their footage across the tumen river, which divides china from north korea. the north korean border guards have been knowto shoot to kill. the border has become even more tightly controlled since k jong un took over as supreme leader two years ago, the third ruler in the kim dynasty after his father and grandfather. he inherited the world's most isolated country, where the people h e no internet and the state hasl on ony information coming in out. even with the tight securit

and additional support from millicent bell, through the millicent and eugene bell foundation. captioned by media access group at wgbh access.wgbh.org >> for more on this and other frontline programs, visit our website at pbs.org/frontline. frontline"secret state of bl north korea" is avaion dvd. to order, visit shoppbs.org1- or cal0-playpbs. fronaiine is also ble for download on itunes. ♪ you're watching pbs. -♪ i've been getting used to waking here ♪ -come anplay with us. -onward and yonward! ♪ -yeah! -yeah! ♪ -[ imitates explosion ] -good ideas opend p a whole new woof possibilities. -the more you know about history, the more you know about yourself. ♪ ♪ yo - [carlos] success is often elusive. especial for those who don't know where to look. but for eddie huang, a celebrated restaurateur, author, and hit tv personality, success found him while he was pushing his unabashed perspective on anyone who would listen. eaamerica is the grtest experiment. ll have this excellent opportunity. now what are we going to do with it? - [carlos] but how did s fight his way through life on hi