These 4 comments from senators provide a glimpse of what to expect from William Barr's testimony

Attorney General William Barr's testimony before the Senate Judiciary Committee about Special Counsel Robert Mueller's investigation into 2016 Russian election interference and the Trump campaign's conduct surrounding the meddling on Wednesday is expected to be quite tense today. It should also serve as a showcase for a few Democratic presidential candidates, who are stepping off the campaign trail for the day and focusing on their day jobs. Take a look at what some of the senators on the commit...