Pioneer astronaut Wally Schirra dies at 84

Astronaut Wally Schirra - Circa 1962

Walter M. Schirra Jr., one of the original Mercury Seven astronauts and the only man to fly on NASA's Mercury, Gemini and Apollo programs, died Thursday. He was 84.

Schirra died of a heart attack at Scripps Green Hospital in La Jolla, said Ruth Chandler Varonfakis, a family friend and spokeswoman for the San Diego Aerospace Museum. NASA had said he died late Wednesday but the family and the medical examiner's office both said it was Thursday.

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