Iraq Crisis: Some Islamic State Commanders Retreat Back to Syria

‘Iraqi officials say U.S. airstrikes have driven some ground commanders of the Sunni radical group Islamic State from northern Iraq across the border into Syria.

Buoyed by a victory over the insurgents at Mosul Dam this week, the Iraqi military renewed efforts to retake Tikrit, a key Sunni city. But the operation appeared to stall on its second day Wednesday.

The U.S. announced a new series of airstrikes that hit Islamic State forces near the dam, while President Barack Obama denounced the group for beheading an American journalist in retribution for the airstrikes.’

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