Staff Sgt. Lucas Spain, a special missions aviator assigned the 66th Rescue Squadron, runs through pre-flight checks on an HH-60G Pave Hawk in preparation for a personnel recovery training scenario during Red Flag 15-1 at Nellis Air Force Base, Nev., Feb. 5, 2015. The Pave Hawk can be equipped with two M240 7.62mm machine guns or two GAU-21 .50 caliber machine guns.
U.S. Air Force photo by Airman 1st Class Joshua Kleinholz
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