These two races feature Republican candidates about as different as you’ll find. Rand Paul is the iconoclast, and Roy Blunt is Mr. Establishment himself.

But this year’s elections will not turn on anti-incumbent fervor alone. Click through, and you’ll notice that the two races have one thing in common: In Kentucky, 60 percent of the likely voters surveyed support the repeal of Obamacare. In Missouri, support for repeal is at 61 percent.