(07/16/1999) -- At a media conference in the Apollo/Saturn V Center, former Apollo astronaut Edwin 'Buzz' Aldrin, who flew on Apollo 11, the launch to the moon, demonstrates a point in his comment for the press. Joining him in the conference are other Apollo astronauts Neil A. Armstrong (left), who also flew on Apollo 11 and was the first man to set foot on the moon; Gene Cernan (right), who flew on Apollo 10 and 17; and Walt Cunningham (back to camera), who flew on Apollo 7. In the background is Lisa Malone, chief of KSC's Media Services branch, who monitored the session. The four astronauts were at KSC for the 30th anniversary of the Apollo 11 launch and moon landing, July 16 and July 20, 1969