June 21, 2011 6:55 PM

Obama's troop announcement could have big repercussions

Nearly 10 years after a U.S.-led coalition attacked Afghanistan and 18 months after a surge of 33,000 fresh American troops there, war-weary U.S. voters probably will cheer President Barack Obama's speech Wednesday night announcing his timetable to start withdrawing troops from America's longest war.

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