What could you possibly even charge Jarrett with? She isn’t even a political appointee, much less voted in.
misprision of a felony
http://www.law.cornell.edu/uscode/text/18/4
Whoever, having knowledge of the actual commission of a felony cognizable by a court of the United States, conceals and does not as soon as possible make known the same to some judge or other person in civil or military authority under the United States, shall be fined under this title or imprisoned not more than three years, or both.
Treason?
senior advisor to the president salary 172,200
Actually, that is a very good question. Is she immune? I don’t know.