Expedition 53 flight engineer Joe Acaba of NASA is seen as he and Expedition 53 flight engineer Mark Vande Hei of NASA and Expedition 53 Soyuz Commander Alexander Misurkin of Roscosmos have their Sokol suits pressure checked a few hours ahead of their launch on a Soyuz rocket, Tuesday, Sept. 12, 2017, Building 254, Baikonur Cosmodrome, Kazakhstan. Acaba, Misurkin, and Vande Hei will spend approximately five and half months on the International Space Station. Photo Credit: (NASA/Bill Ingalls)

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