Hong Kong activists celebrate after Liu Xia 'leaves China' A small number of Hong Kong pro-democracy campaigners celebrate news that the widow of Chinese Nobel dissident Liu Xiaobo had left China for Germany after years under effective house arrest. They gave a minute's applause for Liu Xia, followed by a minute's silence at a memorial for the 1989 Tiananmen Square protest veteran Liu Xiaobo, which was adorned with pictures of the couple. IMAGES AND SOUNDBITES