Is Stephen Miller failing? True, Miller has amassed unprecedented power for a deputy White House chief of staff. He exerts extraordinary influence over an unusually large swath of the government, from immigration to criminal justice to even the military’s operations on American soil. Much of what defines public life in the Trump era—masked kidnappings on U.S. streets, standoffs between ICE goons and protesters, military patrols in U.S. cities—has been authored by Miller. His ever-present