Nasa considering early return of crew from ISS due to medical reasons
Astronaut aboard the International Space Station is in stable condition, Nasa said, and a spacewalk was canceled

TL;DR
- NASA is considering an early return of astronauts from the ISS.
- The decision is due to an unspecified medical issue with one crew member.
- A planned spacewalk for Thursday has been canceled.
- The astronaut's medical condition is stable.
- Crew-11 has been on the ISS since August and was scheduled to return in May.
- Previous spacewalks have been canceled for medical reasons like spacesuit discomfort or a pinched nerve.