Angela Kennecke is a popular reporter for a television news station in my hometown of Sioux Falls, South Dakota. Each weeknight, Kennecke is at the anchor desk for KELO, a CBS affiliate, and has been there as long as I can remember. For many people in the “Sioux Empire,” Kennecke’s work on television is a normal part of the day, and they can count on her to tell them how it is.But Kennecke’s objectivity was shaken in May 2018, when her 21-year-old daughter, Emily, was found dead after overdosing on heroin that had been laced with the opioid fentanyl....