margaret brennan and we are back with our panel of national security experts. michael morell is cbs news senior national security contributor, jim pack is a senior fellow at the brookings institute and david sanger, of course is a national security correspondent for "the new york times". i want to start with you, do you think these talks will actually happen, north korea has been silent since president trump accepted the ini have taitionz. >> right. i think it is an excellent point is that we haven't heard anything from north korea that these talks have actually been offered or that any concessions or so-called concessions have been offered. all of this is coming secondhand from the south koreans, who have an interest in making sure that the north korea and u.s. talks happen. so with that said, north korea is keeping mum and i am not surprised about that, given, given the maximum flexibility on their next moves. and i am sure that kim is monitoring all of the discussions and debate going on in washington about whether president trump should have accepted this offer. the. >> do you think this was a bluff, possibly? >> i don't know that it is a bluff but i can see kim jong-un dangling the possibil