Since becoming Speaker of the House of Representatives Kevin McCarthy has faced the constant threat that members of the right wing of his own Republican Party could move to oust him from power. And now, many view his launch of an impeachment inquiry into President Biden as a political move to protect his flank.Host Scott Detrow speaks with former Speaker of the House Newt Gingrich about McCarthy's political dilemma and with NPR's Congressional Correspondent Deirdre Walsh.Email us at considerthis@npr.org.