About that tax bill… here’s a remarkable report on how Republicans have abandoned their signature legislative achievement in the tightly contested Pennsylvania special election. This chart showing the percentage of ads for Rick Saccone mentioning the tax bill is dramatic, from two-thirds of all ads down to zero:

So what’s Plan B? Well, the same thing that’s been underlying the Republican Party for years now: xenophobic attacks on immigrants. “The mission right now is base turnout,” Cory Bliss, executive director of the Congressional Leadership Fund, tells Politico’s Kevin Robillard.