There should be a response, clearly, if there was meddling. And it does appear that there was some, and therefore, we perhaps should wait for our own investigation by Mr. Mueller to continue and to come to a conclusion before we begin to take steps regarding the Russians.

Bilateral talks would have to achieve cessation of the missile work by the North Koreans. And it would have to include, as did the Iranian deal, the International Atomic Energy Agency or some other group coming in to assess that and to enforce that to give information about it internationally.

Of other countries, to impose economic sanctions, it'd really begin to dry up the enormous amount of money coming into North Korea, a lot of it from China - from Chinese banks - whereas, if we sanction the Chinese banks, there could be friction with China. But this is something we're going to have to face.

Richard Lugar Quotes