John Glenn, center, is greeted by fellow astronauts following his orbital flight, Feb. 23, 1962, Grand Turk Island, Turks and Caicos Islands. Left to right is: Scott Carpenter, Donald Slayton, Glenn, Virgil Grissom, Alan Shepard and Walter Schirra. The seventh member of the astronaut team, Leroy Cooper, was not available. (AP Photo/Pool)