Gao Weiwei, a doctor of the Beijing Chest Hospital which specializes in the treatment of tuberculosis, talks to a patient suspected to have tuberculosis at the hospital in Tongzhou, near Beijing, March 27, 2009. Ng Han Guan/AP hide caption

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Chinese activist Chen Guangcheng (in wheelchair) held the hand of Gary Locke (at right) the U.S. ambassador to China in Beijing as he arrived at a hospital in Beijing on Wednesday. AFP/Getty Images hide caption

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Chinese activist activist Chen Guangcheng earlier today at the a hospital in Beijing. He reportedly injured himself during his escape from house arrest last month. Jordan Pouille /AFP/Getty Images hide caption

itoggle caption Jordan Pouille /AFP/Getty Images