Attorney General William Barr testifies at 10 a.m. ET before the Senate Judiciary Committee in what is expected to be a very contentious hearing. Today’s testimony comes just one day after it was reported that special counsel Robert Mueller expressed concerns about Barr’s four-page summary of his report. Meuller’s letter to Barr has now been released to the public. Watch the hearing on C-SPAN and leave your reactions in the comments.