NASA Administrator Jim Bridenstine takes a selfie with the audience at the Challenger Center Annual Conference, Wednesday, August 14, 2019 at the Lockheed Martin Global Vision Center in Arlington, VA. Photo Credit: (NASA/Aubrey Gemignani)
NASA Administrator Jim Bridenstine takes a selfie with the audience at the Challenger Center Annual Conference, Wednesday, August 14, 2019 at the Lockheed Martin Global Vision Center in Arlington, VA. Photo Credit: (NASA/Aubrey Gemignani)