Expedition 57 backup crewmember David Saint-Jacques of the Canadian Space Agency lays flowers at the Kremlin Wall.

At Red Square in Moscow, Expedition 57 backup crewmember David Saint-Jacques of the Canadian Space Agency lays flowers at the Kremlin Wall where Russian space icons are interred as part of traditional ceremonies Sept. 17. Saint-Jacques is a backup to the prime crew, Nick Hague of NASA and Alexey Ovchinin of Roscosmos, who will launch Oct. 11 from the Baikonur Cosmodrome in Kazakhstan on the Soyuz MS-10 spacecraft for a six-month mission on the International Space Station...NASA/Sarah Volkman.