 Politics must never be a literal battlefield, a God forbid, a killing field. I believe politics ought to be an arena for peaceful debate. More than 2,000 delegates will gather at the Republican National Convention in Milwaukee today for a roll call vote to make former President Trump the GOP presidential nominee this week. Political analyst Justin Vaughn doubts the four-day convention will sway many voters. Conventions are largely pep rallies for the folks who are already kind of on board.