Support WBURAs China's Strength Has Grown, So Has Its Unwillingness To Let Dissidents LeavePlay03:53Download AudioAnthony KuhnJuly 12, 2017 ShareProtesters display portraits of jailed Chinese Nobel Peace Prize laureate Liu Xiaobo outside the Chinese liaison office in Hong Kong on Wednesday. Liu has expressed the wish to leave China for medical treatment, but the government has refused. (AP)