Liu Xia

FILE — In this Sept. 28, 2010 file photo, Liu Xia, wife of Chinese dissident Liu Xiaobo, is shown during an interview with The Associated Press in Beijing, China. Liu Xia, the wife of Nobel Peace Prize winner Liu Xiaobo, said in a Twitter message that she had been under house arrest since Friday Oct. 8, 2010. (AP Photo/Andy Wong, File)