Stock Photo - Expedition 3536 and Expedition 3637 crew members pose for a group portrait in the International Space Station's Destiny laboratory following the ceremony of changing-of-command from Expedition 36 to Expedition 37. Pictured on the front row (from the left) are NASA astronaut Chris Cassidy, Expedition 36 flight engineer; Russian cosmonaut Pavel Vinogradov, Expedition 36 commander; and Russian cosmonaut Fyodor Yurchikhin, Expedition 37 commander. Pictured on the back row (from the left) are Russian cosmonaut Alexander Misurkin, Expedition 36 flight engineer; European Space Agency astronaut Luca Parmitano and NASA astronaut Karen Nyberg, both Expedition 37 flight engineers.