John Glenn: American Hero

John Glenn goes on another journey into outer space for tests on how old age is affected there. His whole life is chronicled in this informative documentary, from his first mission above to his experience as a senator and finally, his blast into space at age 77.John Glenn goes on another journey into outer space for tests on how old age is affected there. His whole life is chronicled in this informative documentary, from his first mission above to his experience as a senator and finally, his blast...