NASA Administrator Jim Bridenstine delivered the keynote address at the Humans to Mars Summit 2018, on Wednesday, May 9 at The George Washington University, in Washington. The annual event addresses the technical, scientific and policy challenges of making human exploration of Mars a reality.
This video is available for download from NASA’s Image and Video Library: https://images.nasa.gov/details-NHQ_2018_0509_Administrator%20Bridenstine%20Speaks%20at%20Humans%20to%20Mars%20Summit.html