It has often been the case in America that specific religions, races and ethnic groups have been singled out for discrimination, demonization, incarceration and worse. But there have always been people willing to stand up boldly and courageously against such injustice. Their efforts are needed again now. Representative Peter King, a Republican from Long Island, appears to harbor a fierce unhappiness with the Muslim community in the United States. As the chairman of the powerful Homeland...