Expedition 37 crew members pose for an in-flight crew portrait in the Kibo laboratory of the International Space Station. Pictured (clockwise from lower left) are Russian cosmonaut Fyodor Yurchikhin, commander; Russian cosmonauts Sergey Ryazanskiy, NASA astronaut Karen Nyberg, Russian cosmonaut Oleg Kotov, European Space Agency astronaut Luca Parmitano and NASA astronaut Michael Hopkins, all flight engineers.