Expedition 43 backup crew members; Russian cosmonaut Alexei Ovchinin of the Russian Federal Space Agency (Roscosmos), left, and NASA Astronaut Jeff Williams listen to questions from the media ahead of their Soyuz qualification exams with fellow backup crew member, Russian Cosmonaut Sergei Volkov of Roscosmos, Wednesday, March 4, 2015, at the Gagarin Cosmonaut Training Center (GCTC) in Star City, Russia. (NASA/Bill Ingalls)

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Keywords: 43, agency, alexei, bill, city, expedition, federal, ingalls, jeff, launch, nasa, ovchinin, preflight, rocket, russia, russian, sokol, space, star, suit, williams