The Hillary Clinton campaign is relentlessly focusing on the defects of Donald Trump rather than the defects of the Republican agenda. That's understandable, and it could be a winning strategy. But it has pitfalls.
The campaign's goal is to attract a wide swath of voters who might ordinarily lean Republican on issues, as well as unenthusiastic Democrats who need the specter of a Trump presidency to get to the polls.
As Ms. Clinton told a crowd a few weeks ago at the American Legion convention in Cincinnati, "this is not a normal election" and "the debates are not the normal disagreements between Republicans and Democrats."
One new Clinton ad, for...