0888: At the Gagarin Cosmonaut Training Center in Star City, Russia, Expedition 40/41 backup crewmember Samantha Cristoforetti of the European Space Agency (right) signs a ceremonial book at the Gagarin Museum May 8 as her Soyuz Commander, Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos) looks on. Cristoforetti, Shkaplerov and Terry Virts of NASA are the backups to prime crewmembers Max Suraev of Roscosmos, Reid Wiseman of NASA and Alexander Gerst of the European Space Agency, who are preparing for launch May 29, Kazakh time, in the Soyuz TMA-13M spacecraft from the Baikonur Cosmodrome in Kazakhstan for a 5 ½ month mission on the International Space Station. NASA/Stephanie Stoll jsc2014e042123