China detains four WeChat users for spreading false rumors about earthquakes
Neowin, August 13, 2017
https://www.neowin.net/news/china-detains-four-wechat-users-for-spreading-false-rumours-about-earthquakes
Duowei: China launched Internet crackdown to secure the internet prior to 19th National Congress
Deutsche Welle, August 11, 2017
EN Summary: http://chinascope.org/archives/12942
CH: http://news.dwnews.com/china/news/2017-08-11/60006388.html