A Sons of Iraq volunteer stands guard at a checkpoint in the Azamiyah neighborhood in northern Baghdad in September 2008. The U.S.-backed paramilitary force is credited with helping to defeat al-Qaida in Iraq. Now, its fate hangs in limbo as the U.S. withdraws its troops. Hadi Mizban/AP hide caption

itoggle caption Hadi Mizban/AP

An Iraqi army soldier and a U.S. Army soldier stand guard during a joint patrol in Mosul in March 2009. Maya Alleruzzo/AP hide caption

itoggle caption Maya Alleruzzo/AP

A U.S. soldier drags a tent as his unit prepares to leave its base northeast of Baghdad. U.S. troop levels will be cut in half, to 50,000, by Aug 31. Khalid Mohammed/AP hide caption

itoggle caption Khalid Mohammed/AP

Near the Erez crossing between the northern Gaza Strip and Israel, freed Palestinian prisoner Ahmad Sabah (right) and Palestinian Fadi al-Azazmeh protest on May 4 to demand the right to return to their homes in the West Bank. Both men were deported in April from the West Bank to Gaza. The two deportations appeared to have been carried out as part of a new Israeli military policy. Mahmud Hams/AFP/Getty Images hide caption

itoggle caption Mahmud Hams/AFP/Getty Images