The Republican speaker of the House of Representatives, Mike Johnson, is reeling from a sudden staff exodus as he struggles to keep his position and the GOP’s tiny majority in the run-up to November’s elections. In the latest in a spate of resignations, Johnson’s well-connected communications director, Raj Shah, a former White House deputy press secretary under Donald Trump, has confirmed he is leaving, Axios reported. He is expected to depart by the end of the summer. News of his impending departure comes a day after it was announced that three top policy staff members, Brittan Specht, Jason Yaworske and...