Blind Activist Escape, Blind legal activist Chen Guangcheng holds a petition in his village home in Linyi in eastern Shandong province, in this still image taken from file video. Chen, one of China's most prominent human rights advocates, has escaped from home imprisonment, activists said on April 27, 2012, but uncertainty over his whereabouts and fears about his health have worried supporters. Chen, a self-schooled legal advocate who campaigned against forced abortions, had been restricted to his home since September 2010 when he was released from jail.