The Expedition 49 backup crewmembers pose for pictures in front of a statue of Yuri Gagarin during a tour of the city of Baikonur Kazakhstan.

The Expedition 49 backup crewmembers pose for pictures Sept. 10 in front of a statue of Yuri Gagarin, the first human to fly in space, during a tour of the city of Baikonur, Kazakhstan. They are serving as backups to Shane Kimbrough of NASA and Sergey Ryzhikov and Andrey Borisenko of Roscosmos, who will launch on Sept. 24, Kazakh time from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-02 vehicle for a five-month mission on the International Space Station.

NASA/Victor Zelentsov