More than seven weeks after her special election victory, Arizona Democrat Adelita Grijalva took the oath of office, marking the end to a bitter standoff with GOP House Speaker Mike Johnson, who had refused to seat her during the record government shutdown.

Her swearing-in shrinks the GOP majority to 219-214, where just three Republican defections can derail any piece of legislation Johnson brings to the floor. And as one of her first acts, she will become the final signature needed to force a vote in the House on releasing the Jeffrey Epstein files.