An Expedition 31 crew member's hand is seen at the controls inside the Soyuz TMA mockup Tuesday, April 24, 2012 at the Gagarin Cosmonaut Training Center in Star City, Russia. The crew perform final qualification tests in preparation for their launch to the International Space Station May 15 from the Baikonur Cosmodrome in Kazakhstan. Photo Credit: (NASA/Carla Cioffi)