Proposition 50 would redraw California’s congressional districts to favor Democrats. If voters approve it, the number of Republicans representing California in Congress could be cut roughly in half, ...

If Californians vote in favor of the measure on Nov. 4, the number of Republicans in California’s House — nine of 52 total members — would likely be cut in half.

Proponents say voters are motivated by stopping President Trump. Republicans have already begun pointing fingers over ...