Book Excerpt: Always On: How Smartphones Change Policing

One Saturday afternoon in January 2009, Rose Maltais picked up her granddaughter Natalie in Athol, Massachusetts for a short weekend visit. Just before she drove off, Maltais reportedly told Natalie’s adoptive parents that they would never see the nine-year-old again. But just one night later, police officers found Maltais at a Budget Inn in Virginia and arrested her.