U.S. Air Force Tech Sgt. Brian Yorke, 303rd Expeditionary Rescue Squadron aerial gunner, scans terrain for possible threats over Djibouti during a combat desert survival course Dec. 6, 2013. Yorke is deployed from Nellis Air Force Base, Nev. (U.S. Air Force photo by Staff Sgt. Antoinette Gibson/Released)
<br>Unit: Combined Joint Task Force - Horn of Africa
Staff Sgt. Antoinette Gibson
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