Protestors hold posters in front of the White House in Washington, DC, the United States, Dec. 12, 2011 while U.S. President Barack Obama meeting with Iraqi Prime Minister Nouri Al-Maliki there. Hundreds of people hold a rally calling for the protection of Camp Ashraf residents in Iraq, in which thousands of Iranian dissidents are living. Baghdad plans to close the camp by the end of 2011. [Xinhua/Fang Zhe]