BAGHDAD, June 28 (Reuters) - U.S. Marines launched a major operation in western Iraq on Tuesday, dispatching 1,000 troops against suspected insurgents in the western Euphrates river valley. "Operation Saif (Sword) began early this morning to root out terrorists and foreign fighters living along the Euphrates River between the cities of Haditha and Hit," the Marines said in a statement. Marine and army units were backed by a company of 100 Iraqi soldiers, it said. The operation, in an area 200 km (125 miles) northwest of Baghdad, is at least the fourth battalion-sized operation the Marines have launched in...
