Capt. JAMES LOVELL, the Apollo 13 commander, would rather not talk about that flight any more, he said recently in an interview from Washington.

"We'll never know," the Apollo 11 commander replied, leaving one more enigma lingering about this very private astronaut.

The story began with this simple statement from the Apollo 13 commander: "Houston, we've got a problem."

Charles "Pete" Conrad, Apollo 12 commander and third man to walk on the moon.

Apollo 13 commander Jim Lovell saying to ground control, "Houston, we've had a problem."

Jim Lovell, the Apollo 13 commander, later called the mission, "a successful failure".

Because of landing site selection problems, Neil Armstrong, Apollo 11 commander, said his mission would not have been successful without extensive training on the LLTVs.

In 1971, Apollo 15 commander David Scott's issued Speedmaster lost its Plexiglas crystal during EVA-2.

Apollo 17 commander Eugene Cernan had a nearly disastrous crash into the Indian River in Florida in 1972, shortly before his flight to the moon.

The Apollo 11 commander refused to go along with his demands and states, "Mr. Sibrel, you do not deserve answers."