Proposition 50 gives Democrats opportunity to gain five seats, potentially offsetting Republican redistricting efforts in Texas and other states.

Californians are voting on a ballot initiative, "Proposition 50," to determine if the state will adopt a new congressional map that redraws five districts to be more Democratic-leaning, potentially allowing Democrats to flip them in the midterms.

California voters head to the polls Tuesday to decide the fate of Proposition 50, a controversial ballot measure that would redraw the state’s congressional map and potentially shift five U.S. House seats to Democrats.

Under Prop 50, millions of Californians would be drawn into a district likely represented by a representative of a different party. We show who these voters are.

Newsom proposed the redistricting plan in response to redistricting efforts in Texas that favor Republicans. Lone Star State Republicans revised their maps mid-decade, redrawing lines in such a way that Republicans could gain five seats during next year’s midterms.

California voters went to the polls to decide on a redistricting plan with national implications, but the campaign is shaping up to be a referendum on President Trump.