Gavin Newsom formally kicked off his push Thursday to redraw California’s congressional maps in response to a Republican-led effort in Texas, setting up the next stage of his fight against both the Trump administration and a coalition of gerrymandering opponents within the state.

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

Gov. Gavin Newsom launched an “Election Rigging Response” campaign to “neutralize” Republican gerrymandering. Here’s what to know.