a way of seeping into the consciousness, become more iconic or are more enduring. so it comes as little surprise that congress has been trying to coax mueller into testifying publicly, even though he gave this warning. >> there has been discussion about an appearance before congress and the report is my testimony. i would not provide information beyond that which is already public in any appearance before congress. >> as we've seen, robert mueller's public remarks had the effect of convincing more house democrats that impeachment proceedings should soon begin. public opinion about the president has been static since the outset of the investigation itself let alone what the report means since it came out, those numbers barely budged. but as the voert at justin amash's town hall made it clear, what effect would it have on the