50 years since first U.S. orbit

Sen. John Glenn talks, via satellite, with the astronauts on the International Space Station, before the start of a roundtable discussion titled "Learning from the Past to Innovate for the Future" Monday, Feb. 20, 2012, in Columbus, Ohio. Glenn was the first American to orbit Earth, piloting Friendship 7 around it three times in 1962, and also became the oldest person in space, at age 77, by orbiting Earth with six astronauts aboard shuttle Discovery in 1998. (AP Photo/Jay LaPrete)

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Astronaut John Glenn, on Feb. 20 marking the 50th anniversary of his historic flight as the first American to orbit the Earth, remembered it as the best day of his life.

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