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A Remembrance of Challenger Astronaut Ronald McNair on Anniversary of Shuttle Disaster [Video]

Twenty-seven years ago today space shuttle Challenger exploded shortly after takeoff from Kennedy Space Center in Florida, killing all seven crewmembers onboard. Among the victims of the 1986 disaster was astronaut Ronald McNair, who two years earlier had become the second African-American in space. McNair lived only 35 years, but he amassed quite a résumé [...]

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