Clinton, now a Democratic presidential candidate, is set to testify Thursday before the congressional Benghazi committee at a hearing where the State Department's security measures in Libya are likely to be a focal point.
Ambassador sought security staffing before Benghazi attack, cable shows
Two months before the fatal 2012 terrorist attack on the U.S. compound in Benghazi, then-Ambassador Chris Stevens requested 13 security personnel to help him safely travel around Libya, according to a cable reviewed by Fox News -- but he was turned down.
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