Sunni Muslim fighters in the western Iraqi city of Fallujah take up positions on Sunday. The insurgents have been fighting government troops in battles similar to those a decade ago in the area. (EPA /Landov)
Yet again, Iraqi civilians are fleeing violence in Iraq's sprawling western province of Anbar. Years of under-the-radar daily tension and bloodshed has erupted into another al-Qaida surge and retaliatory Iraqi government airstrikes.