How badly do voters in California want to stick it to President Donald Trump? A special election next week is likely to provide an answer, as millions decide whether to temporarily gerrymander the state to help Democrats retake control of the House of Representatives in next year’s midterms, escalating a national fight over redistricting.

Democrats — led by California’s governor and likely presidential hopeful Gavin Newsom — are supremely confident that their ballot measure, Proposition 50, will pass. Trump and Republicans, meanwhile, seem increasingly resigned to defeat.