spraftest. >> we have stated that publicly and still have a concern about. that i think there is a difference between making unconfirmed. >> i understand. but without talking about the specific buk missile. is it a concern that the russians are supplying with truck mounted and shoulder fire missiles. >> we have xresdz that concern and i would point you to past comments made about them. >> the administration made it clear, that the escalating the conflict and added to the tensions there. who ever is to blame for this downing of the airliner, is there some responsibility going to be made by moscow by this? >> i think broadly speaking, matt, we announced yesterday a new round of sanctions and several defense company and