Chinese authorities are investigating an organized cyberbullying campaign targeting Olympic diving star Quan Hongchan. The investigation covers malicious online attacks, including hateful comments and questioning her achievements.

Malicious and hateful online attacks on China’s diving queen Quan Hongchan, including one which likened her to a “pig”, will form part of a major investigation into an organised cyberbullying campaign against the Olympic athlete. Other hurtful attacks said the gold medal winner “looks like a man” and even questioned her right to be a champion, saying she only won because “the judges were biased”. Another online bully said Quan looked “countrified” while others called on her to “retire...