Shuttle Discovery's Final Flight
A glimpse at the final flight of space shuttle Discovery, Thursday, Feb. 24, 2011.
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Rotating service structure moved
Space shuttle Discovery stands ready for launch at Pad 39A as the rotating service structure is moved back to expose the orbiter at the Kennedy Space Center in Cape Canaveral, Fla., Wednesday, Feb. 23, 2011.
Credit: AP Photo/John Raoux
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