The Expedition 56 crew members pose for a fun portrait in the International Space Station's Kibo laboratory module. Top row, from left, are Flight Engineers Serena Auñón-Chancellor, Alexander Gerst and Sergey Prokopyev. Bottom row, from left, are Flight Engineer Ricky Arnold, Commander Drew Feustel and Oleg Artemyev. Auñon-Chancellor, Arnold and Feustel represent NASA while Artemyev and Prokopyev represent Roscosmos. Gerst of ESA (European Space Agency) will become commander of Expedition 57 when Feustel, Arnold and Artemyev depart the space station in October.