It took just eight Republicans, voting with Democrats, to oust Kevin McCarthy from the House speakership. His removal may have been unprecedented, but for several years now the Republican caucus in the House of Representatives has been marked by chaos and unruliness. The job to lead them seems increasingly impossible.NPR's Ari Shapiro speaks with Rep. Matt Rosendale, of Montana, who was one of the eight Republicans to vote for McCarthy's removal. Co-host Juana Summers speaks with NPR Congressional Correspondent Deirdre Walsh about the challenge Republicans face to replace McCarthy.Email us at considerthis@npr.org.