A New Hampshire Episcopal bishop's stark warning to his clergy is resonating across the nation, drawing fervent praise from some and rebukes from others. Bishop Rob Hirschfeld was one of several community and faith leaders gathered in Concord, N.H., for a vigil for Renee Macklin Good just days after she was fatally shot by an Immigration and Customs Enforcement agent in Minneapolis. Hirschfeld called out the "cruelty, the injustice and the horror … unleashed in Minneapolis," and warned his clergy to prepare for "a new era of martyrdom." "I've asked them to get their affairs in order to make sure...