China's Major Social Media Platforms Censor Searches for "Coup"

These screenshots were taken on March 4, 2014, and show that Baidu was telling users who searched for PostBar (Tieba 贴吧) forums on "Coups" (政变):

Apologies, in accordance with relevant laws, regulations, and policies, this forum cannot be opened at this time.
抱歉，根据相关法律法规和政策，本吧暂不开放。

Sina Weibo, and Tencent Weibo were telling their users:

In accordance with relevant laws, regulations, and policies, search results have not been displayed.
根据相关法律法规和政策，搜索结果未予显示 。

Phoenix Joins Baidu in Deleting Chai Jing's Pollution Video "Under the Dome"

As noted on this blog on March 7, 2015, China's websites began deleting copies of Chai Jing's (柴静) video about China's air pollution problem "Under the Dome" (穹顶之下).

This video was taken on the afternoon of March 8, 2015, by loading the video in the morning, and then waiting until the video was deleted. It shows that the version of the video originally available on Phoenix News' website was no longer accessible at the URL.

Watch: People's Daily Deletes Special Section on Chai Jing's Pollution Video "Under the Dome"

As noted on this blog on March 7, 2015, China's websites began deleting copies of Chai Jing's (柴静) video about China's air pollution problem "Under the Dome" (穹顶之下).

Then, on the morning of March 8, 2015, Sina Weibo began censoring search results for "Under the Dome," telling users searching for that term: "In accordance with relevant laws, regulations, and policies, search results for 'Under the Dome' have not been displayed" (根据相关法律法规和政策，“穹顶之下”搜索结果未予显示).

The video was originally posted on March 1, 2015, on the People’s Daily website as a special feature entitled: “Chai Jing’s Investigation: Under the Dome.” (柴静调查：穹顶之下)

This video was taken on March 8, 2015, and shows that the entire web page - originally available here: http://tv.people.com.cn/GB/28140/394082/- and all pages that it linked to, had been deleted.

Sina Weibo Begins Censoring Searches for "Under the Dome"

As noted on this blog on March 7, 2015, China's websites began deleting copies of Chai Jing's (柴静) video about China's air pollution problem "Under the Dome" (穹顶之下).

These screenshots show that, on the morning of March 8, 2015, Sina Weibo began telling users searching for "Under the Dome": "In accordance with relevant laws, regulations, and policies, search results for 'Under the Dome' have not been displayed" (根据相关法律法规和政策，“穹顶之下”搜索结果未予显示).

These screenshots were taken on March 7, and show that a copy of the video had been removed from Baidu's Iqiyi video website. Original URL: http://www.iqiyi.com/v_19rro0o4kc.html

Watch: Copies of Chai Jing's "Under the Dome" Disappear from Baidu Video Services

This video was created by doing a search for "Under the Dome" (穹顶之下) on Baidu on March 6, 2015, and then waiting until March 7, 2015 to test the links. It shows that, by the morning of March 7, all of the links tested that pointed to the video by Chai Jing (柴静) about pollution in China directed users to pages stating that the video had been removed.

In the case of Baidu's video website iqiyi.com, users trying to access the video are told: "Apologies, the web page you have accessed does not exist" (抱歉，您访问的页面不存在).