Following through on his pledge to use all means necessary to find, arrest and return absconding House Democrats to Texas, the Texas House, led by House Speaker Dustin Burrows, R-Lubbock, sued Democrats hiding out in California.

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.

As a Texas senator summoned the F.B.I. to round up Democrats, the redistricting war that began in Texas was spreading, with California aiming at five Republican House seats.