Security personnel walk in front of the Soyuz TMA-13M spacecraft as the vehicle is rolled out to the launch pad by train on Monday, May 26, 2014, at the Baikonur Cosmodrome in Kazakhstan. Launch of the Soyuz rocket is scheduled for May 29 and will send Expedition 40 Soyuz Commander Maxim Suraev, of the Russian Federal Space Agency, Roscosmos, Flight Engineer Alexander Gerst, of the European Space Agency, ESA, and Flight Engineer Reid Wiseman of NASA on a five and a half month mission aboard the International Space Station. Photo Credit: (NASA/Joel Kowsky)