 believe that this is the place where our nation is there because we have this election coming up. It's hard to really understand. President Biden called this type of violence sick. Republican Congressman Steve Scalise also weighing in. We need to dial the rhetoric down and there's been a lot of rhetoric for the last few months. Former President Trump is expected to attend this week's Republican convention. It starts tomorrow in Milwaukee. CBS News Special Report. I'm Monica Ricks.