Expedition 59 crew member Christina Koch of NASA

At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 59 crewmember Christina Koch of NASA is seen in the hatchway of a Russian segment simulator Feb. 19 during the first of two days of final pre-launch qualification exams. Koch, Alexey Ovchinin of Roscosmos and Nick Hague of NASA will launch March 14, U.S. time, from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-12 spacecraft for a six-and-a-half month mission on the International Space Station. NASA/Beth Weissinger

jsc2019e003766 (Feb. 19, 2019) --- At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 59 crew member Christina Koch of NASA is seen in the hatchway of a Russian segment simulator Feb. 19 during the first of two days of final pre-launch qualification exams. Koch, Alexey Ovchinin of Roscosmos and Nick Hague of NASA will launch March 14, U.S. time, from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-12 spacecraft for a six-and-a-half month mission on the International Space Station. Credit: NASA/Beth Weissinger