AirshowAt the Cosmonaut Hotel crew quarters listen to training instructors as part of their pre-launch activities.

AirshowAt the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, Expedition 55 backup crewmembers Alexey Ovchinin of Roscosmos (left) and Nick Hague of NASA (center) listen to training instructors March 15 as part of their pre-launch activities. They are serving as backups to the prime crewmembers, Drew Feustel and Ricky Arnold of NASA and Oleg Artemyev of Roscosmos, who will launch March 21 on the Soyuz MS-08 spacecraft from the Baikonur Cosmodrome on a five-month mission to the International Space Station...NASA/Victor Zelentsov.