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| Title = Challenger Explodes ...acher was a Brave Space Pioneer’ in response to explosion of Space Shuttle Challenger and loss of teacher Christa McAuliffe. ...(3,204 × 2,526 (1.25 MB)) - 12:41, 22 April 2013
 | | Title = Challenger Explodes
...acher was a Brave Space Pioneer’ in response to explosion of Space Shuttle Challenger and loss of teacher Christa McAuliffe.
... (3,204 × 2,526 (1.25 MB)) - 12:41, 22 April 2013 |