After a violent week that claimed the lives of some 500 Iraqis, and the weekend combat deaths of six U.S. soldiers, U.S. and Iraqi military officials acknowledged Sunday that it will take time for the effects of a much-vaunted security crackdown in Iraq to be felt.The U.S. military disclosed late in the day that two Americans were killed Saturday night in a roadside bomb southwest of Baghdad, and four others were slain in the same area a short time later in what was apparently an insurgent ambush laid for would-be rescuers.
A seventh soldier died Sunday in Al Anbar province from noncombat causes, the military said without disclosing details.
A new Iraqi government tally indicated that violent deaths of Iraqi civilians nationwide had climbed to 1,861 in March, up from 1,645 in February. U.S. and Iraqi troops launched a wide-ranging security sweep in the capital Feb. 13.
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