On Sept. 10, masked men had hung banners over highways in Danvers and Saugus, reading “JEWS DID 9/11? and “DEFEND WHITE COMMUNITIES.” The Nationalist Social Club, or NSC-131, a self-proclaimed “pro-white, street-oriented fraternity” identified by the Anti-Defamation League as a New England neo-Nazi group, claimed responsibility. More than 100 protestors gathered the evening of Sept. 28 at the entrance to the rail trail behind Danvers Indoor Sports. As they waited to begin marching to the bridge over Route 114, attendees shared homemade signs and High Holiday plans. DANVERS — Days into the Jewish New Year, Jews and allies from across...