NASA Associate Administrator Robert Lightfoot answers a question from the audience after accepting the 2016 Arthur C. Clarke Lifetime Achievement Award on behalf of NASA on Tuesday, Nov. 29, 2016 at the 1776 Building in Washington. The Arthur C. Clark Foundation's Lifetime Achievement Award recognizes "an individual, a group, or an entity that exemplifies the values and accomplishments of Sir Arthur's life. The award honors substantial and enduring contributions that relate the sciences and arts in meeting the challenges of contemporary life and the needs of ;

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Keywords: ., 1776, achievement, arthur, award, building, clarke, dc, foundation, joel, kowsky, lifetime, lightfoot, nasa, robert, space, washington