Dick Lugar: “The United States must come to grips with the incredibly complex set of choices and opportunities that China represents.”

The President has to want to get back into the discussions. At this point, there is not evidence that that is the case.

Several members of Congress have already proposed legislation along these lines.

The reasons for Russia's violation are unclear. But I believe the violation was likely due to a number of factors...

Yes, I believe New START meets this threshold with one exception.