Robert Gates: “They need to know this is their fight and that they are going to have to assume responsibility for it.”

I think it would be a very heavy political lift for the president to say he's going to cut off military supplies to Israel unless they stop in Gaza.

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

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