Expedition 37 Preflight

Expedition 37/38 NASA Engineer Michael Hopkins has his Russian Sokol suit pressure checked ahead of his launch onboard a Soyuz TMA-10M spacecraft to the International Space Station with fellow crewmates Russian Flight Engineer Sergey Ryazanskiy and Soyuz Commander Oleg Kotov, on Wednesday, Sept. 25, 2013, in Baikonur, Kazakhstan. Launch of the Soyuz rocket will send the Expedition 37/38 crewmates on a five-month mission aboard the International Space Station. Photo Credit: (NASA/Carla Cioffi)