Remembering Donald K. "Deke" Slayton on the 30th anniversary of his passing. One of NASA's first 7 astronauts, Slayton served as NASA's Director of Flight Crew Operations before flying on the Apollo-Soyuz Test Project.
More about Slayton's legacy at NASA: https://go.nasa.gov/43YOB89
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60 and 50 Years Ago: Astronaut Slayton Grounded in 1962, Reinstated in
Donald K. “Deke” Slayton, one of the original Mercury 7 astronauts that NASA selected in April 1959, lost his chance to become the second American to orbit the Earth when doctors noted he had a slight heart irregularity.Kelli Mars (NASA)