Jul 23, 2012 6:15 PM by Paul Kavanaugh
WASHINGTON (AP) -- Sally Ride, the first American woman to fly in space, has died. She was 61.
NASA confirmed her death Monday afternoon and President Barack Obama called her a national hero.
Her office in San Diego said she died of pancreatic cancer.
Ride rode into space on the shuttle Challenger in 1983 when she was 32.
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