congress in 2006 and pleaded guilty to conspiracy charges for trading political favors with lobbyist jack abram off in exchange for gifts. after serving 17 months in prison mr. ney wrote a book about his experience. that is q&a tonight at 7:00 eastern. also, conversations with astronauts and private citizens who have flown into space. the program begins with walter cunningham, lunar module pilot on apollo seven in 1968 nasa's third civilian astronaut talked about the early apollo missions among the space race with the russians, and the future of nasa in a conversation at the explorers club in new york city in october. here is a preview. >> apollo seven to this day is the longest, most ambitious most successful engineering test flight of any new machine ever and the reason it was so loaded was because we had lost 21 months after the apollo one fire , a year and a half -- maybe a little less because there was another flight in there -- to go to the moon, and we had to do it supposedly by the end of the decade. so we were trying to make up for that. when we went out for an 11-day mission, none of