This House Dem says Mueller needs to testify despite his reluctance


House Democrats are gearing up for key Mueller report hearings this week, as well as preparing a vote on whether to hold William Barr and Don McGahn in contempt of Congress. Rep. Gerry Connolly (D-VA) joins Alex Witt to make clear his belief that Robert Mueller needs to testify publicly – whether he wants to or not. Plus, where Connolly currently stands on the impeachment question.