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Remembering Allan McDonald: He Refused To Approve Challenger Launch, Exposed Cover-Up

NPR > Obituaries On Jan. 27, 1986, Allan McDonald stood on the cusp of history. McDonald directed the booster rocket project at NASA contractor Morton Thiokol. He was responsible for the two massive rockets, filled with explosive fuel, which lifted space shuttles skyward. He was at the Kennedy Space Center in Florida for the launch of the Challenger "...to approve or disapprove a launch if somet