HONG KONG -- Early June is known to be a busy time for China's online police. This year, the internet controls were tightened on the 28th anniversary of the Tiananmen Square crackdown on June 4.
Overseas users of Sina Weibo, China's largest microblogging site, were unable to post pictures and videos from Saturday through Monday morning. Users on the mainland were also blocked from editing their profiles and using visuals to respond to others' comments.
