Beijing singer held over “explosive” tweet
Radio Free Asia, July 24, 2013
http://www.rfa.org/english/news/china/explode-07242013111623.html
自由之家：中国新领导人加紧控制因特网 (Freedom House report accuses Chinese leaders of tightening Internet control)
Voice of America, July 25, 2013
http://www.voachinese.com/content/china-internet-control-20130724/1709072.html
See full report:
Throttling Dissent: China's New Leaders Refine Internet Control
Freedom House, July 24, 2013
http://www.freedomhouse.org/sites/default/files/resources/Throttling%20Dissent_FOTN%202013_China_0.pdf