enterprise institute, for the past week we have gotten reports about one of our destroyers, the jonathan king, shadowing a north korean ship that might or might not be carrying weapons parts or contraband according to the most recent security council resolution. from the navy's point of view can you give us a sense of how you see the effectiveness, playing out of shadowing the ship without enforcement mechanisms being part of the resolution, and what that would mean, both in this particular case, we don't know where -- it is ending up this week but also in future cases if we have the intelligence that allows us to go forward an shadow other ships. >> right. i think you no, again, kind of going back to my point on being a global navy, the ability for the united states navy in the western pacific to be able to maintain contact on that ship is a function of being there. you know, you don't whistle it up from the continental united states and send it forward. so the fact that we have some very good information is no coincidence. you made the comment about no enforcement. and i think that the reso