Robert Gates: “America's nuclear arsenal remains a vital pillar of our national security, deterring potential adversaries and…”

I think the president is — based on what I read — is getting the sense that, as he put it, that Putin is 'tapping' him along.

I think that it's still a problem for the Saudis.

Such an attack would make a nuclear-armed Iran inevitable.

I think there is a cost. I think it does provide a basis for radicalization in the region.