Judge Forrest states that she is not in a position to ignore the murder for hire allegations, but if they are as yet unproven and uncharged on a federal level then - along with other rulings dismissing defense motions - it seems clear that she is not remaining impartial in this case. In more romantic terms, she's being a fucking twat.
Edit, source: http://www.wired.com/2014/12/silk-road-judge-ulbricht-could-kill-witnesses/
Fair trials don't exist in America.