FULL TITLE: Nurse Who Killed 100 Patients Because They Were “Annoying” May be Second Biggest Serial Killer Ever LifeNews has twice profiled Daniela Poggiali, an Italian nurse who was arrested in October for allegedly killing up to 38 patients because she found them or their relatives annoying. Later, reports indicated she may have killed as many as 96 patients. One of her victims, Rosa Calderoni, brought her crimes to light after she died from an injection of potassium. Officials suspect that Ms. Poggiali may have killed two more patients on the same day of Calderoni’s death. Under Italian law, killing...