Expedition crewmembers Joe Acaba report to Russian space officials.

Expedition 53-54 crewmembers Joe Acaba of NASA (left), Alexander Misurkin of Roscosmos (center) and Mark Vande Hei of NASA (right) report to Russian space officials after arriving at their launch site at the Baikonur Cosmodrome in Kazakhstan Sept. 6 following a flight from their training base in Star City, Russia for final pre-launch training. They will launch Sept. 13 on the Soyuz MS-06 spacecraft from the Baikonur Cosmodrome for a five and a half month mission on the International Space Station. Credit: NASA/Victor Zelentsov