btw a standard cold war justifications for u.s. nuclear , survivability and counterforce. the case of the triad still depends on its relevance to those goals and arguably a third, which is really mentioned exquisitely. the united states ability to conquer states like north korea, which would require the preemptive destruction of their nuclear forces. in the time remaining, let me consider it a submarine-based system ability to handle this. we have a particular vision of u.s. foreign-policy which we have articulated many times. thate not making the case anyone of you watching has to adopt our ideas for u.s. foreign-policy. mostoint is, even the hawkish goals that one might have. summaries are the least of all verbal -- a bold verbal thing and can covertly approach an enemy shores. they offer superior hard target capability, because of the shorter distances. thetate today threatens survivability of the 14 ohio class submarines, and the current plan is to replace these with 12 of the next generations. given present russian and theire capabilities and limited efforts to improv