 Susan Roberts, political science professor at Davidson, not clear how long Biden's negative ads will be off the air. North Carolina's two top Democrats, Governor Cooper and Attorney General Josh Stein, both out with statements over the weekend saying violence has no place in our politics. Stein is running against Republican Mark Robinson for governor, and Robinson put out a video. We see what's happening here in America right now. Passions are inflamed on both sides of the aisle.