Buzz Aldrin because of a lawsuit brought by atheist activist Madalyn Murray O'Hair over the reading of Genesis on Apollo 8. Mindful of this controversy, NASA management had warned the Apollo 11 crew against making any explicit religious comments during the flight. Aldrin used a home communion kit given to him by his pastor at Webster Presbyterian Church, Dean Woodruff. He later noted: "It was interesting to think that the very first liquid ever poured on the Moon, and the first food eaten there, were communion elements." On reflection, Aldrin felt that "if I had it to do over again, I would
Buzz Aldrin Collins recovered he joined Armstrong's crew as CMP. In the meantime, Fred Haise filled in as backup LMP, and Aldrin as backup CMP for Apollo 8. An effect of this was that while the CMP usually occupied the center couch on takeoff, Aldrin occupied it rather than Collins, as he had already been trained in it before Collins arrived. Apollo 11 was the second all-veteran multi-person crew on an American mission, the first being that of Apollo 10. An all-veteran crew would not be flown again until STS-26 in 1988. Early versions of the EVA checklist had the Lunar Module