Hillary is protected because she knows where are the bodies are buried re: this current administration.
My prediction: Hillary is the nominee and (win or lose) Zero pardons her during his lame duck period for lack of her email judgement. “For the good of the country”, don’t you know.....
I'd put money on it. That is Plan B. Plan A was that she wouldn't get indicted and she'd easily beat Bernie.
Now Obama's got Hillary right where he wants her.
Obama holds Hillary's "Get Out of Jail" card, and in the end she may have to take it and go along to get away.