Jan. 14 (UPI) -- A medical issue with one astronaut prompted NASA to evacuate four Crew-11 members from the International Space Station for the first time in the space station's history. The medical issue is not an emergency, but NASA officials decided to evacuate the four Crew-11 members, who departed the ISS on Wednesday afternoon and are returning to Earth. Crew-11 is made up of astronauts Zena Cardman and Michael Fincke , Russian cosmonaut Oleg Platonov and Kimiya Yui of Japan. "It is not