Is showdown over Mueller report now a constitutional crisis?
Clip: 05/08/2019 | 9m 17s | Video has closed captioning.
The showdown between the White House and Congress over the Mueller report is escalating even further. House Democrats took initial steps to hold Attorney General William Barr in contempt Wednesday, with House Judiciary Committee Chair Jerry Nadler calling the decision "grave and momentous." Lisa Desjardins reports and joins Judy Woodruff and Yamiche Alcindor to discuss.
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