Detailed text transcripts for TV channel - CNN - 20170905:06:09:00
Ahead. alex and ian live. dennis pingston joining us he's the professor of -- he's also the author of a book called the north korean missile program. we have a sense of north korean's weapons capability but we don't know its motivation. that's the question i want to ask you. why is kim jong-un doing this. what does he want? >> that's a very important question. so, over the past two or three decades we've watched them go through this progression to acquire these weapons. now that they have them we need to realize or remember that these weapons are not a means to an end. so how are they going to...
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