With China’s propaganda apparatus in overdrive as the Communist Party demolishes the reputation of one of its former stars, a few defiant and angry fans are sticking to their guns. “We support the Chongqing Model and Bo Xilai,” declared a call to arms posted on the Web site of the Progress Society, a pugnacious “new left” fraternity that trumpets the ousted Chongqing Party boss as a hero. Its logo features a panda wearing a Mao cap and clutching a rifle in front of a Chinese flag.