Some U.S. senators are arguing that it is implausible for the United States to relinquish political control of Iraq by the June 30 deadline. Two members of the Senate Foreign Relations Committee discuss the situation.

U.S.-led forces struck back against centers of armed resistance in Fallujah and Baghdad today, after 12 American troops were killed in Iraq during the past 24 hours. Margaret Warner gets an update on the latest confrontations from New York Times…