Marine Col. John Glenn, America's first astronaut to orbit the earth, chats with his son, David, on Dec. 31, 1963, about plans for a goose hunting trip in Houston, Texas.
Glenn's military flying career spanned 23 years, two wars, 149 combat missions and his famed three orbits around the earth. He left NASA Jan. 16, 1964 to run for the U.S. Senate from Ohio.