Protests and Petitions

5.12地震灾民集体请愿遭阻止 拜登访川时遭拘禁维权代表到京 (Dozens of People Affected by May 2008 Quake Prevented from Petitioning en Masse)
Radio Free Asia (September 27, 2011)
http://www.rfa.org/mandarin/yataibaodao/di-09272011103329.html