California and Texas are grappling for political advantage in advance of the midterms that could reorder the balance of power in Washington and threaten Trump’s agenda.

Texas Gov. Greg Abbott on Monday ordered the arrest of Democratic lawmakers who fled the state to block a vote on a Republican-backed congressional redistricting plan, escalating a standoff that has stalled the legislative session.

The maps achieve a five-seat swing largely by shaving slivers of Republican strongholds from ruby red districts and placing them inside three urban districts.