(AGI) Baghdad, Sept 14 - An operation by the Iraqi armynortheast of Tikrit has liberated numerous villages in SaladinProvince from Islamic State (IS) control. Fifty IS militantswere killed in the attack, and 37 wounded, a source withinIraq's security forces said. Iraqi troops are makingsignificant progress in the area, inflicting serious losses onthe IS and seizing a sizable amount of equipment, the sourceadded. (AGI) . .