Homeland Security Chief Pledges Careful Vetting of Refugees

FULTON, Mo. (AP) -- Thousands of Syrian refugees eventually bound for the U.S. will be screened "carefully" to ensure that none of them are terrorists, Homeland Security Secretary Jeh Johnson said Wednesday.

During a keynote speech at the Missouri college where Winston Churchill made his famous "Iron Curtain" speech seven decades ago, Johnson offered no clarity on how quickly the vetting of the 10,000 refugees from the war-torn country that the U.S. plans to accept during the coming year will be done, or whether it can be expedited.

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