Barr is likely to receive a barrage of questions from Democrats picking apart his views on the Russia probe and executive power.
On Monday, the high court announced that it would not review two lower court decisions that temporarily banned Louisiana and Kansas from cutting Planned Parenthood's Medicaid funding.
The state of Maryland launched a court challenge on Tuesday to the legality of President Donald Trump's appointment of Matthew Whitaker as acting U.S. attorney general.
Brett Kavanaugh was sworn in on Saturday as the 114th Associate Justice of the Supreme Court, after the Senate voted confirm his nomination amid an emotional, weeks-long debate.
The Iowa Republican and his Democratic colleagues made their comments Thursday after seeing a report about the bureau's supplemental background check into the appeals judge.
Senate Majority Leader Mitch McConnell has vowed to have a vote on Kavanaugh's confirmation this week. A procedural vote on the nomination is expected Friday. The final confirmation vote could happen Saturday.
Trump explodes on Senate Judiciary Committee Democrats, alleging moral hypocrisy and unfair treatment of Brett Kavanaugh after a sexual assault accusation.
"I have never seen a nominee for any position behave in that manner," Feinstein says. "Judge Kavanaugh used as much political rhetoric as my Republican colleagues, and what's more, he went on the attack."
The American Bar Association has asked the Senate Judiciary Committee to suspend its consideration of Brett Kavanaugh's nomination to the Supreme Court until an FBI investigation is completed into multiple sexual assault allegations.
Graham excoriated Democrats for "playing a political game" after the first round of the hearing, in which Ford testified that Supreme Court nominee Brett Kavanaugh had sexually assaulted her decades earlier.
CNBC's Ylan Mui reports that senators are questioning Christine Blasey Ford, who accuses Supreme Court nominee Brett Kavanaugh of sexual assault when they were in high school.
While Grassley focused on his issues with Feinstein's conduct in the lead-up to Ford's allegations being revealed, Feinstein took a different route by commenting more broadly on sexual misconduct in the U.S.
The White House's, letter signed by 64 of Brett Kavanaugh's alleged associates, say the new allegations against him are "reprehensible."
In a letter to Trump, all Democrats on the Senate Judiciary Committee urged the president to pull Brett Kavanaugh's Supreme Court nomination.
Kavanaugh has deepened questions about his present-day credibility – a bedrock requirement for the lifetime job he now seeks.
A lawyer for Kavanaugh's accuser, Christine Blasey Ford earlier in a letter to Judiciary Committee Chairman Chuck Grassley, R-Iowa, had blasted the idea of having a prosecutor, instead of the committee's members, question her and Kavanaugh.
Kavanaugh called the accusation "grotesque" and said he would "not be intimidated into withdrawing" his nomination.
The president acknowledged the precarious situation in the Senate, where chances for Kavanaugh's confirmation are now unsure after weeks of appearing all but guaranteed.
The claim by Stormy Daniels' lawyer Michael Avenatti came as a second woman accused Supreme Court nominee Brett Kavanaugh of sexual misconduct.
In a story published Sunday, The New Yorker reported that Senate Democrats are investigating a new allegation against Kavanaugh from when he attended Yale University in the early 1980s.