jsc2014e049626

11-59-33-2: At the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, Expedition 40/41 backup crewmember Samantha Cristoforetti of the European Space Agency (right) prepares to take a ride in a spinning chair May 21 to exercise her vestibular system during pre-launch medical tests. Looking on are backup crewmates Terry Virts of NASA (far left) and Anton Shkaplerov of the Russian Federal Space Agency (Roscosmos, second from the left). The trio is backing up the prime crew, Flight Engineer Alexander Gerst of the European Space Agency, Soyuz Commander Max Suraev of Roscosmos and NASA Flight Engineer Reid Wiseman, who will launch on May 29, Kazakh time, on the Soyuz TMA-13M spacecraft from the Baikonur Cosmodrome for a 5 ½ month mission on the International Space Station. NASA/Victor Zelentsov