A black-and-white drone about the size of a sofa cushion took off with a gentle whir at the Hawthorne Police Department earlier this month, hovering and darting back and forth a few times before landing on a podium to a round of applause. A small audience and local TV news crews had gathered to see the unveiling of "Responder,” marketed as the first drone built specifically to respond to 911 calls by quickly arriving at scenes, beaming a live video feed and, if necessary, dropping off medical... Read this story
