The prime and backup crewmembers display a flag bearing their Soyuz mission insignia as part of traditional pre-launch activities.

In the Korolev Museum at the Baikonur Cosmodrome in Kazakhstan, the Expedition 53-54 prime and backup crewmembers display a flag bearing their Soyuz mission insignia Sept. 7 as part of traditional pre-launch activities. From left to right are Shannon Walker of NASA, Joe Acaba of NASA, Alexander Misurkin of Roscosmos, Mark Vande Hei of NASA, Anton Shkaplerov of Roscosmos and Scott Tingle of NASA. Acaba, Misurkin and Vande Hei will launch Sept. 13 on the Soyuz MS-06 spacecraft for a five and a half month mission on the International Space Station. Credit: NASA/Victor Zelentsov