AFRL Commander's Challenge
Hanna Timberlake, test engineer at Hanscom’s Space Fence program office, demonstrates a shotgun shell loaded with expanding strings potentially capable of taking down a small unmanned aerial vehicle at the Hanscom Innovation Event April 27, 2017. Timberlake and a team of six other engineers and program managers competed in the 2016 Air Force Research Laboratory’s Commander’s Challenge to build a developmental system capable of defending against small UAVs, with a six month deadline and $50,000 to invest. (U.S. Air Force photo/Benjamin Newell)

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Photo by: Benjamin Newell |  VIRIN: 170418-F-EP482-001.JPG