they could reach the american mainland. >> we have to assume that is the case. >> if you were secretary of defense what would you be doing? >> intensifying the sanctions that's being done. i would build up the defense capability on the south korean peninsula. i'd be doing the same thing with japan and perhaps even talking about giving them offensive capability in the region in order to have a really strong deterrent in addition to ours. a number of other things, but i would intensify the sanctions to say to the north korean regime we're going to try to bring about a collapse of your economy. so that you can't keep doing this. it may not be possible. we won't have the support of the chinese or russians so it will have to be unilateral or as many friends as we can get to shut down their ability to generate the revenue. >> you travel all over the world and speak to world looereaders. this worked with iran when we