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FACILITY TOUR

Defense Secretary Ash Carter, left, tours the Boeing facility in St. Louis, Mo., as he arrives to speak with workers and kick off the Defense Advanced Research Projects Agency’s “Wait, What?" future technology forum, Sept. 9, 2015. DoD photo by U.S. Air Force Senior Master Sgt. Adrian Cadiz

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Tags: DARPA, Photo Essays, Carter , All images, Defense Secretary , SecDef, Science and Technology

Photo by: U.S. Air Force Senior Master Sgt. Adrian Cadiz | VIRIN: 150909-D-DT527-038.JPG

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