Code 61By: Donald Harstad Series: Carl Houseman CODE 61: maintain radio silence. someone may be listening. Investigating the apparent suicide of a colleagues niece, Iowa Deputy Sheriff Carl Houseman is startled to uncover a group that transforms the dark fantasies of vampire legend into grisly reality: they ritualistically drink small amounts of one anothers blood. As Carl is drawn deeper into this unnerving world, it becomes clear that the dead woman may