Smoke rises from buildings in May after shelling on the Iraqi city of Fallujah, which is currently held by anti-government fighters. Rights workers say civilians are being killed by government attacks with so-called barrel bombs. Sadam el-Mehmedy/AFP/Getty Images hide caption

itoggle caption Sadam el-Mehmedy/AFP/Getty Images

Protesters run as they chant anti-Iraqi government slogans during a protest in Baghdad's Tahrir Square. Hundreds of demonstrators converged on central Baghdad as part of a rally inspired by uprisings across the Middle East and dubbed the "Day of Rage." Karim Kadim/AP hide caption

itoggle caption Karim Kadim/AP