jsc2022e003345 (Dec. 1, 2021) --- NASA’s SpaceX Crew-4 astronauts participate in a training session at Kennedy Space Center in Florida. From left to right: NASA astronaut and SpaceX Crew-4 pilot Robert “Bob” Hines; ESA (European Space Agency) astronaut and Crew-4 mission specialist Samantha Cristoforetti of Italy; NASA astronaut and SpaceX Crew-4 mission specialist Jessica Watkins; and NASA astronaut and SpaceX Crew-4 commander Kjell Lindgren.