Settled so far:
* The traitor might not be a “he.” Word from the NYT was that the woman who posted the tweet didn’t know whether the rat was a he or she.
* The traitor might not be a department head despite use of the phrase, “senior official.”
The traitor might not be a department head
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This doesn’t look like it was written by a bureaucrat to me. They write in a stale, mechanical, memo like style.
The op ed was crafted to be a persuasive piece. It has a well structured flow along the lines of an article that a seasoned reporter would write.