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Space Shuttle Endeavour is ferried by NASA's 747 Shuttle Carrier Aircraft (SCA) over Ellington Field in the early morning hours of September 20, 2012 as it departs for California. NASA pilots Jeff Moultrie and Bill Rieke are at the controls of the Shuttle Carrier Aircraft. NASA T-38 chase plane has NASA pilot Greg C. Johnson at the controls. Photo Credit: (NASA/Bill Stafford)
