China's black jails

Their only crime is having petitioned their government for assistance. For this, innocent Chinese get thrown in "black jails" where they are beat-up by hired thugs.

Professor Xu Zhiyong visited one of these black jails three times over the past month. Xu reported his discoveries on his blog. Black and White Cat translated Xu's blog postings and visited the neighborhood where Xu's black jail is located. More here.