170906-N-IM663-202 TOKYO (Sept. 6, 2017) Neil deGrasse Tyson, center, and other representatives from science and technology fields on the Defense Innovation Board (DIB) visit Yokota Air Base to meet with top leaders of U.S. Forces Japan. The board brings the technological innovation and best practice of Silicon Valley to the U.S. Military. (U.S. Navy photo by Mass Communication Specialist 2nd Class Taylor Mohr/Released)