Cosmonauts of the Russian space agency Roscosmos Sergei Ryzhikov, Sergei Kud-Sverchkov and NASA astronaut Kathleen Rubins pose for a picture while undergoing tests ahead of their expedition to the International Space Station (ISS) at a training centre in Star City, Russia on September 23, 2020. (Photo by Andrey Shelepin/GCTC/Russian space agency Roscosmos/Handout via Reuters)
