Seated from left, Expedition 25 Commander Doug Wheelock and Flight Engineers Fyodor Yurchikhin and Shannon Walker talk during during a press conference after being greeting back to Earth by girls in traditional Kazakhstan at the Kostanay, Kazakhstan airport on Friday, Nov. 26, 2010. Russian Cosmonaut Yurchikhin and NASA Astronauts Wheelock and Walker, landed in their Soyuz TMA-19 spacecraft outside the town of Arkalyk, Kazakhstan after nearly six months onboard the International Space Station where they served as members of the Expedition 24 and 25 crews. Photo Credit: (NASA/Bill Ingalls)