Expedition 71 NASA astronaut Tracy Dyson, speaks to delegates of the U. S. Senate Youth Program alongside fellow Expedition 71 crewmates Michael Barratt, Matthew Dominick, and Jeanette Epps, Wednesday, March 5, 2025 at the Mary W. Jackson NASA Headquarters Building in Washington. Dominick, Epps, Barratt, and Dyson served as part of Expedition 71 aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)