NASA astronaut Greg Chamitoff, Expedition 17 flight engineer, ponders his next move as he plays a game of chess in the Harmony node of the International Space Station, July 19, 2008. Credit: NASA
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NASA astronaut Greg Chamitoff, Expedition 17 flight engineer, ponders his next move as he plays a game of chess in the Harmony node of the International Space Station, July 19, 2008. Credit: NASA |
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