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China's exiles warn Chen Guangcheng of hard road ahead

Some Chinese dissidents who were exiled after Tiananmen protests in 1989 say they want to come home but can't.

Wu'er Kaixi, student leader of China's 1989 Tiananmen Square pro-democracy protests, holds a news conference at the Foreign Correspondents' Club of Japan in Tokyo.

Kazuhiro Nogi

AFP/Getty Images

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