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At approximately 11: 10 p.m. Benghazi time, an unarmed, unmanned DoD Predator stirveillance aircraft, which had been diverted approximately one hour earlier by U.S. Africa Command (AFRICOM) from another intelligence collection mission in eastern Libya, arrived over the Mission compound

This is after the initial attack on the Compound but before escaping to the Annex.

Those in the White House Situation Room watched the events in real time from 11:10 when the drone arrive.

"Handle It" was what Obama said when notified, went back to bed to rest up for his campaign trip the next day.