Friday, Feb. 1, 2013 marks 10 years since the Shuttle Columbia Tragedy |UNDATED FILE PHOTO: The crew of Space Shuttle Columbia's mission STS-107 take a break from their training regime to pose for the traditional crew portrait. Seated in front are astronauts Rick D. Husband (L), mission commander; Kalpana Chawla, mission specialist; and William C. McCool, pilot. Standing are (L to R) astronauts David M. Brown, Laurel B. Clark, and Michael P. Anderson, all mission specialists; and Ilan Ramon, payload specialist representing the Israeli Space Agency.(Photo by NASA/Getty Images)

>> Click here for a photo slideshow looking back on its crew

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