President Bush said progress in Iraq resulting from last year's troop surge has allowed U.S. forces to come home, and troop deployments to be shortened.
The length of tours of duties for forces serving in Iraq will fall from 15 months to 12 months beginning Friday. The tours had been extended in spring 2007 as part of the troop surge as a way to increase the number of active-duty personnel who could be deployed to Iraq.
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