NASA astronauts Jack Hathaway and Jessica Meir participate in a medical emergency training session

jsc2025e070062 (Aug. 21, 2025) --- NASA's SpaceX Crew-12 members Jack Hathaway and Jessica Meir, both NASA astronauts, participate in a medical emergency training session at NASA's Johnson Space Center in Houston, Texas, for their mission to the International Space Station. Credit: NASA/Bill Stafford