A Defender’s best friend
Staff Sgt. Amanda Cubbage, 509th Security Forces Squadron canine handler, holds back her canine, Mina, during a controlled aggression exercise at Whiteman Air Force Base, March 23, 2013. The exercise teaches canines to follow commands and helps strengthen the bond between dogs and their handlers. (U.S. Air Force photo by Staff Sgt. Nick Wilson/Released)

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Photo by: Staff Sgt. Nick WilsonReleased  |  VIRIN: 130423-F-EA289-181.JPG