“Everything ends up on paper in an investigation. Detectives knew that, lawyers – especially former prosecutors – knew that, too. There were printouts, records, memos, date books. You make lists, you make notes in interviews – at the very least, you’ve got names and phone numbers on a piece of paper, so you know who to talk to. A five-month investigation, six suspicious deaths, and a unit’s worth of nurses, and the guy came out without so much as a doodle on a legal pad?”