Keywords: 120620-N-TT977-177 (7414657430).jpg U S Army Sgt Donald Armstrong right with the 101st Airborne Division explains a biometric scanning system to Deputy Secretary of Defense Ashton B Carter during a counter improvised explosive device training exercise at Fort Campbell Ky June 20 2012 DoD photo by Mass Communication Specialist 1st Class Chad J McNeeley U S Navy/Released https //www flickr com/photos/39955793 N07/7414657430/ 120620-N-TT977-177 2012-06-20 14 04 https //www flickr com/people/39955793 N07 U S Department of Defense Current Photos PD-USGov U S Department of Defense Current Photos https //flickr com/photos/39955793 N07/7414657430 2016-09-03 10 50 40 United States Government Work 101st Airborne Division Fort Campbell Kentucky |