SpaceX launches 4 astronauts for NASA after private flight

SpaceX Crew-4 astronauts, from left, pilot Bob Hines, mission specialist Jessica Watkins, commander Kjell Lindgren, and European Space Agency astronaut Samantha Cristoforetti, of Italy, wave as they leave the Operations and Checkout Building for a trip to Launch Complex 39-A Wednesday, April 27, 2022, at the Kennedy Space Center in Cape Canaveral, Fla. The four astronauts will fly to the International Space Station. (AP Photo/John Raoux)

SpaceX launches 4 astronauts for NASA after private flight