jsc2017e115138

jsc2017e115138 (Sept. 7, 2017) --- At their Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, Expedition 53-54 backup and prime crewmembers Scott Tingle of NASA (left) and Mark Vande Hei of NASA (right) raise the United States flag Sept. 7 during traditional pre-launch ceremonies. Vande Hei, Joe Acaba of NASa and Alexander Misurkin of Roscosmos 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