Justice Department Inspector General Michael Horowitz testified before the Senate Judiciary Committee on Wednesday about his investigation into origin of the FBI's probe of the 2016 Trump campaign. His report, unveiled on Monday, substantiates Republican claims of numerous process issues within the bureau, though finds no evidence that the start of the probe was politically motivated.On the other side of the Capitol Building, the House Judiciary Committee will hold hearings on Wednesday night and Thursday to finalize the text of the two articles of impeachment against President Trump, ahead of a full House vote likely next week. This episode: Congressional correspondent Susan Davis, White House correspondent Tamara Keith, and Justice department correspondent Ryan Lucas.Connect:Subscribe to the NPR Politics Podcast here.Email the show at nprpolitics@npr.org.Join the NPR Politics Podcast Facebook Group.Subscribe to the NPR Politics Newsletter.Find and support your local public radio station.