Expedition 37/38 Soyuz Commander Oleg Kotov performs the traditional door signing before he and fellow crewmates, NASA Flight Engineer Michael Hopkins, Russian Flight Engineer Sergey Ryazanskiy depart the Cosmonaut Hotel for their Soyuz launch to the International Space Station on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send Hopkins, Kotov and Ryazanskiy on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)