Before and immediately after the Senate narrowly voted to confirm Brett Kavanaugh to the Supreme Court on Saturday, top Democrats vowed that they would continue to fight -- not only at the ballot box in November's midterm elections, but also through further investigations and potentially even impeachment proceedings afterwards. On Saturday, House Minority Leader Nancy Pelosi announced she planned to file a Freedom of Information Act (FOIA) request to obtain documents related to the FBI's supplemental probe of Kavanaugh, which senators said showed no corroboration of the decades-old sexual misconduct allegations against him. FBI background checks on judicial nominees have...