Shuttle Discovery's Final Flight
A glimpse at the final flight of space shuttle Discovery, Thursday, Feb. 24, 2011.
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Photographers take pictures
Photographers take pictures of space shuttle Discovery from the 16th floor of the Vehicle Assembly Building shortly before it began its journey to Launch Pad 39A at the Kennedy Space Center in Cape Canaveral, Fla., Monday, Jan. 31, 2011.
Credit: AP Photo/John Raoux
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