The helo pivoted under the whirling blades, angling across the polluted Potomac and toward Hamilton Asylum. Ryan could see the federal facility now with his magically enhanced vision—a squat eight-story hospital of dingy concrete and opaque white windows covered with steel bars and electrified mesh, sitting on the edge of the downtown cluster. Five-meter cyclone fencing topped with spools of monowire encircled the high-security structure.