The voice of the people is the voice of God. People want to seek what is true, but the official reports are always ambiguous, unreliable and lack of information, so people have to turn to internet for information which provides a favorable environment for the spreading of rumors. Obviously, rumors are related to not open information social environment. If the true information can spread fast and efficiently. why should people make rumors? Banning comments is a bad idea to stop rumors, coz nothing could stop the will of people to seek truth, transparency may be a more powerful tool to deal with false rumors.