Islamic State Militants Overrun Ramadi

Displaced Sunnis fleeing the violence in the city of Ramadi arrive at the outskirts of Baghdad, May 19, 2015. 

An internally displaced Iraqi Sunni boy sits with his family, who fled the violence in the city of Ramadi, on the outskirts of Baghdad, May 19, 2015. 

Despite the cold weather, families with children participated in support of immigrants and refugees, Feb. 4, 2017, in Washington, D.C. (S. Islam/VOA)

Civilians fleeing their hometown of Ramadi pull over at a police checkpoint in Habaniyah, 80 kilometers west of Baghdad, May 18, 2015.