NASA astronauts Douglas Hurley, left, and Robert Behnken, wearing SpaceX spacesuits, are seen as they depart the Neil A. Armstrong Operations and Checkout Building for Launch Complex 39A during a dress rehearsal prior to the Demo-2 mission launch, Saturday, May 23, 2020, at NASA's Kennedy Space Center in Florida. (Photo/Agencies)
NASA astronauts Robert Behnken, left, and Douglas Hurley, right, are seen on a monitor showing the crew access arm at Launch Complex 39A during a dress rehearsal in preparation for the launch of a SpaceX Falcon 9 rocket carrying the company's Crew Dragon spacecraft on NASA's SpaceX Demo-2 mission, Saturday, May 23, 2020, in firing room four of the Launch Control Center at NASA's Kennedy Space Center in Florida. (Photo/Agencies)
NASA astronaut Douglas Hurley rehearses putting on his SpaceX spacesuit in the Astronaut Crew Quarters inside the Neil A. Armstrong Operations and Checkout Building at the Kennedy Space Center ahead of NASA’s SpaceX Demo-2 mission to the International Space Station in Cape Canaveral, Florida, U.S. May 23, 2020. (Photo/Agencies)
NASA astronauts Douglas Hurley (L) and Robert Behnken pose while participating in a dress rehearsal for launch at the agency’s Kennedy Space Center ahead of NASA’s SpaceX Demo-2 mission to the International Space Station in Cape Canaveral, Florida, U.S. May 23, 2020. (Photo/Agencies)