The sources used by the Liberal Media

(updated below)

Here are some of the sources which David Gregory cited today during Meet the Press:

The question is how much leverage does the U.S. really have? Charles Krauthammer, critical of the approach, saying . . . "This feel-good posturing is worse than useless, because all the time spent achieving gestures is precious time granted Iran to finish its race to acquire the bomb."  Is this a cat and mouse game?
And there on Twitter is former House Speaker Newt Gingrich, and...