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THE ASSOCIATED PRESS / FILE PHOTO
CHRISTA MCAULIFFE tries out the commander’s seat on the flight deck of a shuttle simulator at the Johnson Space Center in Houston, Texas, in this Sept. 13, 1985, file photo. Thirty-two years after the Challenger disaster, a pair of teachers turned astronauts on the International Space Station will pay tribute to McAuliffe by carrying out her science lessons. 69p3.jpg