chea is believed to have oshg traited hwang's removal and has taken over his job. >> we know that hwangea as the bureau leader in 2014. if you look at the formal leadership lineups, the two have interchanged places on a number of occasions which would suggest a possible rivalry. >> analysts believe it's also possible that hwang simply amassed too much power which threatens kim jong un. kim demands absolute loyalty from his subordinates and has a history of punishing officials whom he views as seeking personal gain or prestige at his expense. experts say he also likes to pit his top officials against each other. >> they can take him out. but if you have each of the lions standing on a very small platform, they're more focused on maintaining their balance on that platform rather than lashing out at the lion tamer or the north korean leader. >> the only person who experts see as truly safe notice un's regime is his sister. he did execute other members on his family, his uncle, his half brother. but jim jo but kim jong un trusts her completely. one official says she is bunker safe. >>> dona

would hwang have been purged? a south korean lawmaker told cnn tfrs for quote, impure behavior.directed north korea's general political bureau which makes sure every soldier in north korea's massive army is properly indoctrinated. a north korean soldier made a dramatic defection across the border in mid november, but analysts say he could still be taking the fall for that. >> it was an embarrassment and someone had to pay for it and it may have been hwang. >> he was involved in a power struggle with a man who has close ties to kim jong-un's family. experts say it's likely a revenge play for a move hwang made three years ago. >> we know he replaced him as the head of the general political bureau in 2014. if you look at the formal leadership lineups of the two -- of the north korean leadership, the two have interchanged places on a number of occasions which would suggest a possible rivalry. >> reporter: analysts believe it's also possible that hwang simply amassed too much power which threatened kim jong-un. a u.s. intelligence official tells cnn kim demands loyalty and has a hist

dr balbina hwang is visiting professor at georgetown university's well, we have to remember that theres well is unilateral sanctions and these latest sanctions levied by the united states government are targeting individuals. these are really symbolic more than anything else. they are a very important part of president tom's maximum pressure on north korea but they will have little practical effect —— president trump's maximum pressure because it is only about us jurisdiction and it is unlikely either of these two men at any assets, certainly in their name, or any property in the united states. the broader problem is that china and north korea and russia want to see the us off the peninsula altogether so at least china and russia will continue their support for pyongyang. certainly they will. the un security council sanctions are important because it sends a strong unified message but it is a very subtle and possibly a triple layered game that is being played. this is in the context of quite a lot of disorder and chaos in the united nations itself with the united states isolated on man

hwang said the local government improve working environment and that her factory will move into a biggerce soon. despite the pressures, in other factories all around yiwu, no signs of slowing down. at least for the foreseeable future, your christmas decorations will still be mainly made in china. >> and exported around the world. thanks for watching abc news. as always we're online at abcnews.com and our "nightline" facebook page. good night, america, have a great weekend. >> hey, everybody, welcome to "millionaire." you've picked a great day to join us because today we're playing with celebrity chef curtis stone. and i hope you brought your appetite for drama because i've got a feeling this game's going to be a good one. let's play "who wants to be a millionaire." [cheers and applause] ♪ hey, everybody, welcome to the show. are you guys ready to play "millionaire"? [cheers and applause] very special day. i want to welcome australian celebrity chef known for his restaurants gwen and maude that are blowing up in los angeles, california, mr. curtis stone! >> thank you very much. [cheers an

hwang said the local government inspection team has asked her to improve working environment and thata bigger space soon. despite the pressures, in other factories all around yiwu, no signs of slowing down. at least for the foreseeable future, your christmas decorations will still be mainly made in china. >> and exported around the world. thanks for watching abc news. as always we're online at abcnews.com and our "nightline" facebook page. good night, america, have a great weekend. well it's a perfect nespresso hold on a second.orge. mmm. ♪ [mel torme sings "comin' home baby"] hey there. want a lift? ♪ where are we going? no don't tell me. let me guess. ♪ have a nice ride. ♪ how far would you go for coffee that's a cup above? i brought you nespresso. nespresso. what else?

hwang said the local government inspection team has asked her to improve working environment and thatl move into a bigger space soon. despite the pressures, in other factories all around yiwu, no signs of slowing down. at least for the foreseeable future, your christmas decorations will still be mainly made in china. >> and exported around the world. thanks for watching abc news. as always we're online at abcnews.com and our "nightline" facebook page. good night, america, have a great weekend. >> i think it's fair to say liz farley is about to have one of the most exciting days of her life. she's already won $100,000 and is about to come face to face with a question worth $1/4 million. will she go all the way today and make television history? it's time to find. let's play "who wants to be a millionaire." [cheers and applause] [dramatic music] ♪ let's do this. welcome to a very special episode of "who wants to be a millionaire." special because of this lovely lady from sunnyside, new york. please welcome back liz farley. [cheers and applause] otherwise known now as the otter lady for

dr balbina hwang is visiting professor at georgetown university's centre for security studies