I confess that I don't know the answer to this question.

But the grapevine has been buzzing this morning in response to a Christmas letter the CIA director apparently sent to his workforce—a message which has a bunch of agency eyebrows heading skyward about the director's supposedly political and exclusionary words.

This seems like a job for the Freedom of Information Act.

I filed this request a few moments ago seeking both the message itself and any summaries of complaints received in response to it: