Wordplay is a big part of Chinese culture, but the Chinese government will no longer tolerate being the butt of a punny joke. China’s media-regulating body is officially banning the use of puns in all press, broadcasts and advertisements; the reason, it says, is wordplay misleads the public, especially children. Pulitzer-prize winner and former New York Times reporter Sheryl WuDunn talks about Chinese puns in the public eye.