As police used teargas and flashbangs on protesters outside the Brooklyn Center police department, young children listened, terrified, from their homes directly across the street. Among them were two eleven-year-old girls with autism, which makes them intensely sensitive to loud noises, their older sister, Jamiya Crayton, said. “It was so bad I had to go out there and ask [law enforcement] if they could stop doing that, because my kids were...