Watch H&C and watch how Hannity had to clam down Shep so he could respond to a question. Watch how Shep didn't have the answer to a logical question on a matter he had been ranting about but apparently not had the foresight to get an answer to. Watch his quiet at this moment of recognition.
How do you know that there was someone around to get the answer to that one? If they aren't communicating with the people, they aren't communicating.