A Big Night for Democrats

There’s a theme here.

“He’s tried to rip health care away from our families, and he’s cutting public education,” Andy Beshear, Kentucky’s Democratic candidate for governor, said about his Republican opponent Gov. Matt Bevin in a TV ad.

It’s a strategy we’ve seen before from Democrats — namely, in the 2018 midterms: Portray Republican incumbents as extremists who are hurting ordinary families and instead promise common-sense solutions. The strategy has proved highly effective, too. Last night, Beshear evidently pulled off a big upset, beating Bevin in a state that voted...