. >> jennifer maccabees. you mentioned in the beginning that russia was interested in this, but from what matters stand, russia uses missiles and then number of other things as to where they do not want further arms control at the moment. i wonder if you could explain that a little more. >> my point in the beginning was russia appears primarily interested in hypersonic cruise missiles. he has been very vocal and encouraging them to develop these missiles. and the russian chief of the general staff to the first time i know of gave public mention to the boose guide systems. -- boost glide systems. i was not implying that because russia is developing those systems it was an interested in further arms control. i think you're exactly right. it is hard to convince them to be interested in arms control right now for a range of issues. the fundamental issue is that u.s.-russia relations are pretty poor at the moment. that is the number one russian issue. no. 2 issue is the strategic capabilities. conventional strateg