Sokol suit pressure testing

Expedition 40/41 flight engineer Alexander Gerst of the European Space Agency during Sokol suit pressure testing, in the preparation building 254, in Baikonur, Kazakhstan, some 4 hours before liftoff to the International Space Station, on 28 May 2014.

Alexander Gerst, Soyuz commander Max Suraev of the Russian Federal Space Agency and flight engineer Reid Wiseman of NASA will live and work in space for the next six months.