Dr. Dan Berrigan, a research scientist with the Air Force Research Laboratory’s Materials and Manufacturing Directorate, briefs a visitor about MQ-9 Reapers with Conformal Antennas during the 2017 DoD Lab Day, May 18 at the Pentagon center courtyard. ( Air Force photo/Mikee Huber)

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Photo credit: © AB Forces News Collection / Alamy / Afripics
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Keywords: 2017, day, dod, lab