Thousands of Iraqis flee as Islamic State makes gains in Sunni heartland
Displaced families from Ramadi wait in miles of traffic while fleeing an offensive by Islamic State militants in the Iraqi province of Anbar. (Ayman Oghanna/For The Washington Post)


More than 4000 families have fled Anbar in recent days as Islamic State militants threaten to overrun the city of Ramadi, the provincial capital of Iraq's Western Anbar province. (Ayman Oghanna/For The Washington Post)
SADR AL-YUSUFIYAH — Thousands of families fleeing Iraq’s western city of Ramadi choked checkpoints leading to Baghdad on Friday, after anIslamic State advance spread panic and left security forces clinging to control.