As a U.S. attorney, Huber has full authority to empanel a grand jury and to file criminal charges. A grand jury can be empaneled anywhere, which means that it could be a group of citizens from deep-red Utah – in the heart of Trump country – instead of the D.C. Swamp that decides whether to hand down indictments for felony prosecution..
http://www.breitbart.com/big-government/2018/03/31/turley-sessions-using-utah-federal-prosecutor-much-better-trump-2nd-special-counsel/