President Donald Trump is campaigning in Mississippi as both parties make their closing arguments ahead of midterm elections in eight days.

Vivek Ramaswamy’s dirty political schemes are making history. The Ohio Republican gubernatorial nominee’s boorish ad campaign against Democratic candidate Dr. Amy Acton has inspired one of Ohio’s oldest newspapers, the Cleveland Plain Dealer, to break company policy in Acton’s favor. The paper had stated a few months ago it would not make political endorsements, including in the governor’s race. But on Sunday, its editorial board published a...