Why was Rachel Brand removed?
SHE FINISHED HER JOB REAUTHORIZING THE 702 ACT
POTUS used what was used against him, against them.
The reauthorization of the 702 section of the surveillance law was a job assignment of the subject according to CNN
https://www.cnn.com/2018/01/18/politics/rachel-brand-702-fisa-closer/index.html
Attorney General Jeff Sessions directed Brand to make 702's reauthorization a top priority, officials at the department say.
For those in the intelligence community and law enforcement, 702 is an essential tool in preventing terrorist attacks, but civil libertarians say the program doesn't provide enough protections for Americans whose communications may get "incidentally" swept up when talking to foreigners abroad or searched without a warrant.