Texas Attorney General Ken Paxton is asking a California court to recognize civil warrants issued in Texas calling for the arrest and return of House Democrats that left the state to break quorum and prevent a vote on redrawn congressional maps.

California Democrats are rushing to schedule an election to remake U.S. House districts to counter plans to boost Republican seats in Texas.

Texas has been the epicenter of Trump’s push to gerrymander congressional maps to shore up Republicans’ narrow House majority before next year. But the standoff is threatening to into other states — including California.