A Farmers' Rebellion Lifts the California GOP

Democrats were writing obituaries for California's GOP after winning a supermajority in the state legislature last November, thus gaining veto-proof power to raise taxes. But their legislative lock may have slipped after this week's special election in which Republican farmer Andy Vidak appears to have defeated a Democrat—in a heavily Democratic senate district—who had championed high-speed rail and a higher minimum wage.

If Mr. Vidak wins an outright majority—late Friday, he led with 49.8% of the vote and provisional ballots were still being counted—his victory would put Republicans two senate seats short of reclaiming their veto on tax hikes. But more important, the election has exposed the Democrats' soft underbelly in California's Central Valley—a no man's land in state politics—and given Republicans a rallying point.

"This is the shot in the arm that shows that we are doing some things right," California Rep. Kevin McCarthy, the House GOP whip, says.

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