After it was announced that her husband had won the Nobel Peace Prize , Liu Xia said that â For all these years , Liu Xiaobo has persevered in telling the truth about China and because of this , for the fourth time , he has lost his personal freedom . '' After it was announced that her husband had won the Nobel Peace Prize while he remained imprisoned for calling for multiparty elections in China , Liu Xia commented that â For all these years , Liu Xiaobo has persevered in telling the truth about China and because of this , for the fourth time , he has lost his personal freedom . ''