Displaced Sunni people, who fled the violence in the city of Ramadi, arrive at the outskirts of Baghdad

Displaced Sunni people, who fled the violence in the city of Ramadi, arrive at the outskirts of Baghdad, April 17, 2015. Iraqi security forces fought Islamic State militants at the gates of the western city of Ramadi on Friday, and local authorities warned it was in danger of falling unless reinforcements arrived soon. REUTERS/Stringer