Roger Boisjoly, 73, Dies; Warned of Shuttle Danger
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Roger Boisjoly, 73, Dies; Warned of Shuttle Danger
Feb 6, 2012 12:53 am
Mr. Boisjoly wrote a portentous memo six months before the Space Shuttle Challenger’s explosion, warning that if it was too cold, seals connecting sections of the shuttle’s rocket boosters could fail.