PBS Frontline: Who's Afraid of Ai Weiwei?
He's China's first global art star who is using his fame to push the boundaries of freedom in that country. But he's walking a fine line ...
http://www.pbs.org/wgbh/pages/frontline/ai-wei-wei/
Documenting the Story of Ai Weiwei by Alison Klayman
http://www.pbs.org/wgbh/pages/frontline/ai-wei-wei/ai-weiwei-story/