snip

By lifting the gag order, Sessions might have to explain the real reasons behind his recusal and why people who knew of actual collusion between Russia and the Clintons were silent, only to reappear to investigate and pursue prosecution of nonexistent collusion between Russia and Team Trump. He might have to explain why Mueller, McCabe, Rosenstein and others were allowed to hide the truth from the American people and why they should not be summarily fired. As Grassley notes, neither Sessions or anyone in the Justice Department has the authority to block the informant from testifying before Congress or issue non-disclosure agreements to thwart Congressional oversight:

all of it

http://www.americanthinker.com/articles/2017/10/why_is_jeff_sessions_hiding_uranium_one_informant.html