John Limbert stepped down Friday as head of the State Department's Iran desk. In 1979, Limbert was one of 52 Americans taken hostage during the Islamic Revolution. He was held for more than a year. Brad Horn/NPR hide caption

itoggle caption Brad Horn/NPR

Lebanese President Michel Suleiman (center) receives Saudi King Abdullah (left) and Syrian President Bashar Assad upon their arrival at the Presidential Palace in Baabda, east of Beirut, on Friday. The leaders of Syria and Saudi Arabia launched an unprecedented effort Friday to defuse fears of violence over upcoming indictments in the 2005 assassination of former Lebanese Prime Minister Rafik Hariri. Bilal Hussein/AP hide caption

itoggle caption Bilal Hussein/AP

Former Chenzhou city anti-corruption official Zeng Jinchun stands trial in Changsha, the capital of China's Hunan province, in 2008. He was convicted of corruption, sentenced to death, and is now awaiting execution. Similar corruption scandals have occurred across China. xinhuanet.com hide caption

itoggle caption xinhuanet.com

Bindu Ahlawadi gets used to meals for one at a pay-for-stay home in New Delhi. Her daughter lives in Pittsburgh. Courtesy of Bishan Samaddar hide caption

itoggle caption Courtesy of Bishan Samaddar

Chinese paramilitary officers march in front of Tiananmen Gate in Beijing during a rehearsal for China's 60th anniversary celebrations last year. A consequence of China's military modernization program is that some veterans have been left behind, which has led them to protest their condition. Once the backbone of the communist revolution, soldiers are now considered among the groups that should be suppressed. Feng Li/Getty Images hide caption

itoggle caption Feng Li/Getty Images

A man walks through a Beijing building formerly used as a secret detention center in 2009. In these "black jails," Chinese citizens are held, forcibly restrained and sometimes beaten to prevent them from lodging formal complaints with the central government. Elizabeth Dalziel/AP hide caption

itoggle caption Elizabeth Dalziel/AP

Workboats operate near the Transocean Development Drilling Rig II at the site of the Deepwater Horizon incident in the Gulf of Mexico earlier this month. Dave Martin/AP hide caption

itoggle caption Dave Martin/AP