Mark Warner: "Firing Mr. Mueller, or any other of the top brass involved in this investigation... has the potential to provoke a constitutional crisis."

Mark Warner: "Firing Mr. Mueller, or any other of the top brass involved in this investigation... has the potential to provoke a constitutional crisis." (via ABC) pic.twitter.com/inrS0Oc9KM

— Kyle Griffin (@kylegriffin1) December 20, 2017