S133-E-007846 (1 March 2011) --- NASA astronaut Cady Coleman and European Space Agency astronaut Paolo Nespoli (background), both Expedition 26 flight engineers; along with NASA astronaut Alvin Drew, STS-133 mission specialist, work in the Unity node of the International Space Station while space shuttle Discovery remains docked with the station. Photo credit: NASA or National Aeronautics and Space Administration
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