Today, Liz Cheney, the No. 3 Republican in the House, is expected to be removed from her leadership position.\n\nShe has found herself on a lonely political island by continuing to speak out against former President Donald Trump.\n\nWe look at the factors behind her ouster and the new requirements for Republican leadership. \n\nGuest: Catie Edmondson, a reporter in The New York Times\u2019s Washington bureau.