Justice Samuel A. Alito Jr. declined on Wednesday to recuse himself from two cases arising from the Jan. 6, 2021, attack on the Capitol after reports that flags displayed outside his houses appeared to support the “Stop the Steal” movement. In letters to Democratic members of Congress who had demanded his recusal, Justice Alito said that the flags, at his home in Virginia and a beach house in New Jersey, were flown by his wife, Martha-Ann. “My wife is fond of flying flags,” the justice...