Stock Photo - European Space Agency (ESA) astronaut Paolo Nespoli (center), STS-120 mission specialist, turns a flip for astronauts Scott Parazynski (right), STS-120 mission specialist, and Daniel Tani, Expedition 16 flight engineer, as they prepare for the mission's second session of extravehicular activity (EVA) in the Quest Airlock of the International Space Station while Space Shuttle Discovery is docked with the station. Parazynski and Tani are attired in their Extravehicular Mobility Unit (EMU) spacesuits.

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