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.

The mid-decade redistricting effort in Texas has been yet another pressure point for the GOP. It has split the party, with more states looking to follow in the Lone Star State’s footsteps. Many Republicans have backed this aggressive redistricting effort,

Late last night, California Democrats released proposed maps that would likely flip five Republican-held seats, giving Democrats 48 of the state’s 52 districts, up from 43. It's a direct counter to Republican gains in Texas.