Radio Free Asia, August 22, 2011
http://www.rfa.org/mandarin/yataibaodao/mo-08222011101023.html
For translations of Liu Shihui's tweets on his maltreatment, see:
"I've Only Begun to Scratch the Surface": Liu Shihui Reveals Details of 108-Day Detention
Siweiluozi's Blog, August 22, 2011
http://www.siweiluozi.net/2011/08/ive-only-begun-to-scratch-surface-liu.html