Katherine Johnson, the woman who hand-crunched the numbers for America's first manned space flight, turned 100 yest… https://t.co/NptjKHyLie — CNN (@CNN) 1535373215.0
Katherine Johnson, the woman who hand-crunched the numbers for America's first manned space flight, turned 100 yest… https://t.co/NptjKHyLie