Claire McCaskill: “I take this issue very seriously and remain committed to ensuring that Afghanistan does not become a proxy area for…”

There is an over-classification problem, and I was surprised Secretary Gates didn't mention it.

He has shown tremendous strength in terms of unifying NATO.

I think that, fundamentally, voters do understand that we have very, very low unemployment. They see it in their families, that everybody has jobs, everybody can get jobs, their jobs are paying slightly better.

This is never a referendum. Presidential elections, by the time they run around, is always, 'well, who do you like slightly better than the two you don't like?' So it is a binary choice.