Prime and backup crews for Expedition 20/21

At the Cosmonaut Hotel crew quarters in Baikonur, Kazakhstan, the prime and backup crews for Expedition 20/21 pose for pictures as part of their traditional flag-raising ceremony activities. From left to right, Expedition 20/21 prime crew members Bob Thirsk of the Canadian Space Agency, Russian cosmonaut Roman Romanenko and Frank De Winne of the European Space Agency and their backups, Andre Kuipers of the European Space Agency, Russian cosmonaut Dmitri Kondratiev and Chris Hadfield of the Canadian Space Agency. (Credit: NASA/Victor Zelentsov)