SpaceX launches 4 astronauts for NASA after private flight

European Space Agency astronaut Samantha Cristoforetti, of Italy, waves as she leaves the Operations and Checkout Building Wednesday, April 27, 2022, at the Kennedy Space Center in Cape Canaveral, Fla. Four astronauts will fly on SpaceX's Crew-4 mission to the International Space Station. (AP Photo/John Raoux)