NASA Administrator Jim Bridenstine, left, talks with NASA Chief Financial Officer Jeff DeWit prior to testifying before the Senate Subcommittee on Commerce, Justice, Science, and Related Agencies during a hearing to review the Fiscal Year 2019 funding request and budget justification for the National Aeronautics and Space Administration, Wednesday, May 23, 2018 in the Dirksen Senate Office Building in Washington. Photo Credit: (NASA/Joel Kowsky)