Wrong-place shootings and a symptom of a divided, paranoid, armed-to-the-teeth America

Someone knocks on the wrong door. An SUV pulls into the wrong driveway. A teen tries to get into the wrong car. A group of kids let a basketball roll into a neighbor’s yard. These are everyday slip-ups, innocuous, benign — and in another time, quickly forgotten. Sadly, as a horrified nation has seen in recent days, these momentary lapses can become tragedies in an America where all-too-prevalent is a shoot first, ask questions later mindset. In Kansas City, Missouri, a 16-year-old was shot twice April 13 by a homeowner after the boy rang the wrong doorbell while trying to pick up his younger s...