California Gov. Newsom moves forward with putting proposed congressional maps on the ballot in Nov. 4 special election in attempt to counter GOP redistricting in Texas.

Republicans claim California is more gerrymandered than Texas, based on a simple partisan calculation. Experts say such a comparison is one of many useful but imperfect measures to quantify gerrymandering.

As Texas hurtles toward a flashpoint on a GOP effort to redraw congressional districts, California Democrats are answering with a plan of their own.