All murders are not treated equally. The killing of 22-year-old nursing student Laken Riley on the campus of the University of Georgia on Thursday has drawn national media interest and political activity in ways that other homicide cases do not, in part because it provides an easy target for rightwing election sloganeering. Homicide rates fell by historic amounts last year after a spike in violence during the pandemic. Early estimates suggest that across the country violence has returned to near-60-year lows. Despite the data, most Americans believe violence is increasing because violence increasingly drives media attention. And the murder of...