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This was the 'weirdest training' America's first astronauts went through

Emmanuel Ocbazghi,Jessica OrwigFeb 25, 2016, 21:09 IST

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John Glenn described this training exercise as "the weirdest" he'd ever done. Glenn was part of the Mercury Seven, seven astronauts chosen by NASA after President Dwight Eisenhower insisted that all astronauts be test pilots.

Produced by Emmanuel Ocbazghi. Original reporting by Jessica Orwig.

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