He challenged AG Sessions, his boss. What did he think would happen? Sounds pretty stupid to me.
Post from just a few weeks ago at FR:
http://www.freerepublic.com/focus/f-news/3499912/posts
TITLE: Manhattan U.S. Attorney Preet Bharara will stay in role after President-elect Trump asks him to
NOTE THE MANY COMPLIMENTARY POSTS IN THAT THREAD.
Challenged? How so?