Texas House Democrats have been trying to widen the message of their decision to break quorum at the Legislature and halt efforts to pass a partisan gerrymander that would flip as many as five Democratic seats in Congress to Republican control. Here are five developments this week amid an ongoing battle for political advantage.

Republican Sen. John Cornyn of Texas called it a “shameful attempt to thwart the legislative process” when announcing that the FBI will assist in tracking down dozens of Democratic