House Democratic leaders blocked an effort to censure Rep. Steve King (R-Iowa) for racial comments, referring the measure to the House Ethics Committee for further review due to concerns that it might set a dangerous precedent for policing members’ speech. Censure is the most serious sanction for a House member short of expulsion, and it has been imposed only six times in the past 100 years. Prompted by King’s recent comments to the New York Times questioning the offensiveness of the terms “white nationalism” and “white supremacy,” the House adopted a resolution condemning that hatred Tuesday. But Rep. Bobby L....