Has Q's question already been figured out? Haven't seen in current notables or current bread. The leaks slowed way down in spring 2017. Still some leaks (“McCain is dying anyway”) spring 2018. So Qs question is a tough one. It’s not entirely clear.

https://www.usatoday.com/story/news/politics/onpolitics/2017/12/14/white-house-departures-whos-been-fired-and-who-resigned-trump-administration/951641001/