A series of text messages released in the past week show how Ginni Thomas, wife of Justice Clarence Thomas of the Supreme Court, urged White House officials to push to overturn the result of the 2020 election. There has never been a spouse of a sitting justice who has been as overt a political activist as Ms. Thomas — and that presents a real conundrum for the court. Guest: Jo Becker, an investigative reporter for The New York Times.