Roger Williams actually said...

Why in the world, as a member of that, is the U.S. going along with it and not raising serious objections to that?

How do we prevent North Korea from exchanging laborers' foreign earnings into desirable currencies, be it be dollar to euros or whatever?

how confident could we be that a designated firm wouldn't simply pop up under a new name or be replaced by a Chinese competitor?

we must not take these actions lightly.