The next fight in this election cycle’s redistricting wars will take place on election night in Maryland. And it might determine the future of whether the fight to redraw congressional maps mid-decade will be sustained or fall short.

House Democrats need to net three seats in the Nov. 3 midterm elections to claim a majority in the 435-member chamber. It’s been a goal made tougher with House Republicans, spurred by President Donald Trump’s political team, seemingly benefiting from rare mid-decade congressional redistricting efforts in GOP-controlled state houses.