Fact: Wang and his wife Yu Ling have filed a suit against Yahoo! in a U.S. federal court, claiming that the company gave information to the Chinese government about his online political activities that led to his arrest. Yahoo! has also been accused of providing information that led to the arrest of dissident Shi Tao.
More Info: http://hrichina.org/public/PDFs/CRF.3.2006/CRF-2006-3_WangXiaoning.pdf