Tim Kaine actually said...

I think we need to start by making clear-eyed threat assessments and prioritizing U.S. national security interests.

How long are we going to allow a President to wage an executive war without a congressional authorization?

Assad would only be willing... to come to the table to negotiate a settlement if he feels like he is threatened.

I think we would have been wise to do it when Senator McCain suggested it, and I think we would still be wise to do it.