Hey everybody, JD Vance here, live from my office in the White House complex,” the vice president said, staring straight into the camera. He was, he said, “filling in for somebody who cannot be filled in for, but I’m going to try to do my best”. Vance was helming the latest episode of The Charlie Kirk Show, a popular right-wing talk show that had been running since 2020. Five days earlier, on 10 September, Kirk, its 31-year-old host, was shot and killed with a single bullet while addressing a young crowd at an event at Utah Valley University. The next...