Gu Kailai, left, and her husband, Bo Xilai, in 2007. She's been charged with murder. Kyodo/Reuters /Landov hide caption

itoggle caption Kyodo/Reuters /Landov

Residents look at a submerged bus on a flooded street amid rainfall in the Tianjin on Thursday. A much expected downpour bypassed Beijing Wednesday but battered the neighboring city of Tianjin instead, flooding many downtown streets and submerging vehicles. China Daily/Reuters/Landov hide caption

itoggle caption China Daily/Reuters/Landov

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

itoggle caption Ng Han Guan/AP

Secretary of State Hillary Rodham Clinton during a news conference in Dhaka, Bangladesh, on Saturday (March 5, 2012). Munir Uz Zaman /AFP/Getty Images hide caption

itoggle caption Munir Uz Zaman /AFP/Getty Images

Chen Guangcheng, left, with U.S. Ambassador Gary Locke on Tuesday at the U.S. embassy in Beijing. State Department hide caption

itoggle caption State Department