Facing a strong primary challenger and the fallout from the “Beetlejuice” scandal, Ms. Boebert is turning to a more conservative district in hopes of victory.
The defectors broke with their party to block a Pentagon spending bill from being debated in the House. Their stances reflect deep G.O.P. divisions pushing the government toward a shutdown.
Speaker Kevin McCarthy faces his biggest test since the debt ceiling showdown as right-wing Republicans demand deep spending cuts and tougher border policies opposed by the White House and Senate.
Lawmakers in both parties fear that the rebellion by the extreme right could endanger spending bills and other big legislative initiatives if it persists, shaping the speakership in the most difficult of ways.