Expedition 41 crew members take a break from training at NASA's Johnson Space Center to pose for a crew portrait. Pictured on the front row are Russian cosmonaut Maxim Suraev (left), commander; and NASA astronaut Barry Wilmore, flight engineer. Pictured from the left (back row) are NASA astronaut Reid Wiseman, European Space Agency astronaut Alexander Gerst, Russian cosmonauts Alexander Samokutyaev and Elena Serova, all flight engineers.