A family passes through Maktab Khaled in northern Iraq, the last Kurdish checkpoint before they make their way to Kirkuk. ISIS-controlled territory lies less than a mile away. Leila Fadel/NPR hide caption

itoggle caption Leila Fadel/NPR

The dirt and gravel at the Baharka displacement camp in northern Iraq will turn to a sea of freezing mud in the winter rain. Aid workers say they don't have enough blankets and winter clothing for all those displaced by the advance of ISIS. Safin Hamed/AFP/Getty Images hide caption

itoggle caption Safin Hamed/AFP/Getty Images

Displaced demonstrators from the minority Yazidi sect demonstrate outside the United Nations offices in Irbil, Iraq, on Aug. 4 in support of those held captive by the self-proclaimed Islamic State. Azad Lashkari/Reuters/Landov hide caption

itoggle caption Azad Lashkari/Reuters/Landov

Fighters from the Islamic State group parade down a main road in the northern city of Mosul, Iraq. A Yazidi woman nicknamed Dudu tells the story of how she was kidnapped by ISIS along with her sisters and other women, to be sold and married off. AP Photo hide caption

itoggle caption AP Photo

Islamic State fighters in the northern Iraqi city of Mosul parade through the streets shortly after capturing it in June. U.S. airstrikes have made the group wary and less visible, but the Islamic State still has control of Iraq's second-largest city. STR/AP hide caption

itoggle caption STR/AP

Islamist fighters in the Libya Dawn coalition guard the entrance of the Tripoli International Airport on Sunday. After days of battles, they captured it from forces aligned with rogue general Khalifa Hifter. Mahmud Turkia/AFP/Getty Images hide caption

itoggle caption Mahmud Turkia/AFP/Getty Images

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

People walk by a damaged police station in Mosul on July 15. The militants of the Islamic State are in control of the key city and have acted against former members of Saddam Hussein's regime who helped them drive out the Iraqi army last month. AP hide caption

itoggle caption AP