Wendy Sherman actually said...

We are very skeptical about whether we can reach a comprehensive agreement that fully addresses all of the international community's concern...

I completely agree with you, we all do, that there are many questions here about what Iran is up to.

We vigorously pursue every avenue.

I think there is no doubt that if, in fact, sanctions were passed, the hard-liners would say, 'See, you cannot deal with the United States.'